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Home > Anti-aging Research > Green Tea Extract

Green Tea Extract

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  • Green Tea Compounds Beat Obstructive Sleep Apnea-related Brain Deficits, Study Shows - Science Daily, 5/15/08 - "green tea polyphenols (GTP) ... intermittent hypoxia (IH) ... The IH-rats that received the green tea-treated water performed significantly better in a water maze than the rats that drank plain water. "GTP-treated rats exposed to IH displayed significantly greater spatial bias for the previous hidden platform position, indicating that GTPs are capable of attenuating IH-induced spatial learning deficits ... GTPs "may represent a potential interventional strategy for patients" with sleep-disordered breathing"
  • Green tea's Alzheimer protection gets more support - Nutra USA, 4/25/08 - "Polyphenon E (PE) ... The animals receiving the green tea extract should significantly decreased beta-amyloid-induced changes to the reference and working memory, while levels of reactive oxygen species (ROS) were 42 per cent less than the controls animals infused with the protein ... a person (with a body weight of 50 kg) would have to drink about three litres of PE per day to get similar effects ... However, humans consume antioxidants (including vitamins A, B, C and E as well as polyphenols, etc.) from various food sources everyday. Therefore, a lower amount (less than three litres) of 0.5 per cent PE-mixed water volume intake may be effective in humans to ensure the similar effects" - [Abstract]
  • Extracts From Reishi Mushroom And Green Tea Shows Synergistic Effect To Slow Sarcoma - Science Daily, 4/8/08 - "Both the reishi mushroom (Ganoderma lucidum; Lingzhi) and green tea have long held a place in traditional medicine in China and other Asian countries, for the general promotion of health and long life and for the treatment of specific diseases. More recent scientific studies have confirmed that both enhance the body¹s immune functions and hold the potential for treatment and prevention of many types of cancer" - See reishi products at iHerb and Jarrow green tea at iHerb.
  • Green Tea Ingredient, EGCG, Significantly Inhibits Breast Cancer Growth In Female Mice - Science Daily, 4/7/08 - [WebMD] - "Green tea is high in the antioxidant EGCG (epigallocatechin-3- gallate) which helps prevent the body’s cells from becoming damaged and prematurely aged ... At the end of the five week period the researchers found that oral consumption of EGCG caused significant decreases in TCSA (66%), tumor weight (68%), IM density 155±6 vs.111±20 IM#mm^2) and VEGF protein levels (59.0±3.7 vs. 45.7±1.4 pg/mg) in the breast tumors vs. the control mice, respectively (N=8; P<0.01). Further, VEGF plasma levels were lower in EGCG mice than in control mice (40.8±3.5 vs. 26.5±3.8 pg/ml P< 0.01)" - See Jarrow green tea at iHerb.
  • Green Tea Helps Beat Superbugs, Study Suggests - Science Daily, 3/30/08 - "drinking green tea helps the action of important antibiotics in their fight against resistant superbugs, making them up to three times more effective"
  • Could foods prevent ovarian cancer? - MSNBC, 3/14/08 - "Kaempferol — a flavonoid found in tea, broccoli, kale and spinach — and luteolin — which is provided by peppers, carrots, cabbage and celery — were both identified as cancer protective. Women who consumed the most of these two flavonoids were 40 percent and 34 percent less likely, respectively, to develop ovarian cancer compared to women who consumed the least ... A 2007 study published in the British Journal of Nutrition linked greater consumption of carotenoid phytochemicals with a 67 percent lower risk of ovarian cancer. This included not only beta-carotene, the oft-cited carotenoid in deep-orange vegetables and fruits, but also alpha-carotene, beta-cryptoxanthin, lutein and zeaxanthin — carotenoids found in a wide range of red, orange, yellow and green vegetables" - See Nature's Way, Multi-Carotene Anti-oxidant at iHerb.
  • Black tea may slash Parkinson's disease risk - Nutra USA, 2/22/08 - "Drinking at least 23 cups of black tea a month, or about three-quarters of a cup a day, may slash the risk of developing Parkinson's disease by a whopping 71 per cent ... Green tea contains between 30 and 40 per cent of water-extractable polyphenols, while black tea (green tea that has been oxidized by fermentation) contains between 3 and 10 per cent. Oolong tea is semi-fermented tea and is somewhere between green and black tea ... A key difference between black tea and green tea lies in the types and amounts of flavonoids. Green teas contain more of the simple flavonoids called catechins. But when black tea is made, the catechins undergo oxidation resulting in the generation of more complex varieties, called thearubigins and theaflavins" - [Abstract]
  • Green tea extract's Janus Effect on stomach health: study - Nutra USA, 2/12/08 - "The green tea polyphenol (-)-epicatechin-3-gallate (ECG) may slash the risk of gastric cancer among women by 75 per cent"
  • Green Tea May Ward Off Weight Gain - WebMD. 1/23/08 - "Here's what those preliminary lab tests in mice show: ... Less weight and fat gain. Among mice with an obesity gene, those that ate chow laced with green tea extract gained less weight and less fat ... Less fat in the liver. There was less sign of "fatty liver" disease in the mice with the obesity gene that ate chow laced with green tea extract ... Lower cholesterol and triglyceride levels in mice with the obesity gene that ate the chow laced with green tea extract, compared to other mice with the same obesity gene" - See Jarrow green tea at iHerb.
  • Green tea shows benefits against fatty liver - Nutra USA, 1/22/08 - "the obese mice fed the GTE-supplemented diets had 23 to 25 per cent less body than the obese mice fed the non-supplemented diet. Moreover, the lean mice fed the GTE-supplemented diets had 11 to 20 per cent less body than their lean counterpart on the non-supplemented diet ... Measurements of the blood enzymes alanine aminotransferase and aspartate aminotransferase, used as markers of liver damage, showed that GTE-supplementation was associated with 30 to 41 per cent and 22 to 33 per cent lower activities, respectively" - [Abstract] - Note:  Alanine aminotransferase is the "ALT" you see on blood tests and aspartate aminotransferase is the "AST" you see on blood tests.
  • Chemical In Red Wine, Fruits And Vegetables Counters Unhealthy Effects Of High-fat Foods - Science Daily, 1/2/08 - "consuming polyphenols (natural compounds in red wine, fruits, and vegetables) simultaneously with high-fat foods may reduce health risks associated with these foods"
  • Green tea may cut prostate cancer risk - USATODAY.com, 12/20/07 - "those who drank five or more cups of green tea a day reduced their risk of having progressive prostate cancer by half, compared with those who drank a cup or less"
  • Green Tea May Protect Brain Cells Against Parkinson's Disease - Science Daily, 12/13/07 - "green tea polyphenols protect dopamine neurons that increases with the amount consumed. They also show that this protective effect is mediated by inhibition of the ROS-NO pathway, a pathway that may contribute to cell death in Parkinson's"
  • Green Tea Shown To Possess Antitumor Effect In Breast Cancer - Science Daily, 12/8/07 - "green tea has antitumor effect in breast cancer cells ... Dr. Maheshwari’s study observed that green tea can inhibit the invading capacity of these breast cancer cells and have also identified the mechanisms involved in death inducing and invasion inhibiting effects of green tea"
  • Chemoprevention, Naturally: Findings On Plant-derived Cancer Medicines - Science Daily, 12/6/07 - "rats fed a diet containing Polyphenon E, a standardized green tea polyphenol preparation, are less than half as likely to develop colon cancer ... After 34 weeks, rats that received Polyphenon E developed 55 percent fewer tumors compared to the control rats that did not receive Polyphenon E. Moreover, the tumors were 45 percent smaller in rats treated with green tea extract"
  • Citrus Juice, Vitamin C Give Staying Power To Green Tea Antioxidants - Science Daily, 11/13/07 - "catechins are relatively unstable in non-acidic environments, such as the intestines, and less than 20 percent of the total remains after digestion ... Ascorbic acid, or vitamin C, used to increase shelf life in ready-to-drink products, increased recovered levels of the two most abundant catechins by sixfold and 13-fold, respectively"
  • Green Tea Proves A Powerful Medicine Against Severe Sepsis In the Lab - Science Daily, 11/8/07 - "Survival jumped from 53 percent in those who didn't receive the green tea substance to 82 percent in those who did. "Clinically, even if we could save five percent of patients, that would be huge," ... In this study, we saved 25 percent more animals with the green tea"
  • Green tea may halve prostate cancer risk - Nutra USA, 10/12/07 - "Drinking five or more cups a day was associated with a 48 per cent reduction in advanced prostate cancer risk, compared to drinking less than one cup per day"
  • Drinking Tea May Slow Bone Loss - WebMD, 10/8/07 - "A new study shows elderly women who drank tea had higher bone density in their hips and less bone loss than women who didn't drink tea ... Previous studies have suggested that phytochemicals in tea, such as flavonoids, may be responsible for the protective effect against bone loss due to their estrogen-like properties"
  • Put the kettle on: Tea is steeped in health benefits - USATODAY.com, 10/7/07 - "Tea polyphenols, compounds with antioxidant activity, may protect against heart disease and a variety of cancers ... green and black tea, when substituted for drinking water, inhibits the growth of human prostate cancer cells implanted in mice ... compounds in green tea positively affect genes involved in cancer susceptibility and DNA repair"
  • Are You Easily Distracted? Try Some Tea - US News and World Report, 10/8/07 - "the amino acid theanine, which is found in green, black, and oolong teas, causes a decrease in the brain's "alpha rhythms" when people perform complex attention tasks, causing them to pay closer attention. His ongoing research, funded by the food and beverage conglomerate Unilever, suggests that theanine and caffeine together improve performance more than either substance alone ... in mice, at least—tea's main antioxidant shows an ability to curb brain cell death and encourage neurons to repair themselves" - See l-theanine products at iHerb.
  • Soda Warning? High-fructose Corn Syrup Linked To Diabetes, New Study Suggests - Science Daily, 8/23/07 - "high-fructose corn syrup (HFCS) ... Chi-Tang Ho, Ph.D., conducted chemical tests among 11 different carbonated soft drinks containing HFCS. He found 'astonishingly high' levels of reactive carbonyls in those beverages. These undesirable and highly-reactive compounds associated with "unbound" fructose and glucose molecules are believed to cause tissue damage ... Ho estimates that a single can of soda contains about five times the concentration of reactive carbonyls than the concentration found in the blood of an adult person with diabetes ... adding epigallocatechin gallate (EGCG), a compound in tea, significantly reduced the levels of reactive carbonyl species in a dose-dependent manner when added to the carbonated soft drinks studied. In some cases, the levels of reactive carbonyls were reduced by half"
  • Green tea may cut oral cancer risk - study - Nutra USA, 8/22/07 - "women who consumed five or more cups of green tea per day had an associated risk reduction of 70 per cent, compared to women who consumed between one and two cups per day" - [Abstract]
  • Green Tea Boosts Production Of Detox Enzymes, Rendering Cancerous Chemicals Harmless - Science Daily, 8/10/07 - "In a study of 42 people, the concentrate -- composed of chemicals known as green tea catechins in amounts equal to that found in 8-16 cups of green tea -- boosted production of the enzymes, which belong to the glutathione S-transferase (GST) family, by as much as 80 percent in some participants ... GST enzymes are believed to be crucial to the body's defense against cancer-causing chemicals and other toxins, according to the study's lead investigator, H.-H. Sherry Chow, Ph.D., a research associate professor at the University of Arizona. They modify the cancer-causing molecules that would otherwise damage cellular DNA, thus rendering them inert"
  • Green Tea Holds Promise As New Treatment For Inflammatory Skin Diseases - Science Daily, 8/7/07 - "Green tea could hold promise as a new treatment for skin disorders such as psoriasis and dandruff ... Animal models treated with green tea also showed reduced levels of proliferating cell nuclear antigen, a gene expressed when skin cells multiply. In psoriasis, the gene is over-expressed and speeds production of skin cells"
  • Green Tea May Protect Bladder From Becoming Inflamed - Science Daily, 5/20/07 - "catechins found in green tea protected both normal and cancerous bladder cells from inflammation when we exposed the cells to hydrogen peroxide ... these results indicate herbal supplements from green tea could be a treatment option for various bladder conditions that are caused by injury or inflammation"
  • Green Tea Extract Protects Against Brain Damage In New Mouse Model Of HIV-related Dementia - Science Daily, 5/1/07 - "epigallocatechin-3-gallate (EGCG), the major antioxidant derived from green tea ... The green tea compound inhibited the ability of the cytokine to act with the HIV proteins to cause death and damage of the neurons"
  • Green Tea vs. Rheumatoid Arthritis - WebMD, 4/30/07
  • Green Tea Compound, EGCG, May Be A Therapy For People With Rheumatoid Arthritis - Science Daily, 4/29/07 - "the compound -- called epigallocatechin-3-gallate (EGCG) -- inhibited the production of several molecules in the immune system that contribute to inflammation and joint damage in people with rheumatoid arthritis"
  • Tea 'could cut skin cancer risk' - BBC News, 4/19/07 - "Those who drank two or more cups a day had a 65% lower risk of developing squamous cell carcinoma"
  • Green Tea And EGCG May Help Prevent Autoimmune Diseases - Science Daily, 4/19/07 - "The group treated with green tea had significantly fewer lymphocytes, Dr. Hsu says. Their blood also showed lower levels of autoantibodies, protein weapons produced when the immune system attacks itself, he says"
  • Report: Green Tea - Natural Support For Healthy Weight Control - Life Extension Magazine, 4/07 - "Strong scientific evidence suggests that green tea confers critical cardiovascular benefits, may protect against a variety of deadly cancers, reduces the risk of diabetic complications, and may mitigate the effects of various autoimmune disorders ... If these broad-spectrum benefits were not reason enough for health-conscious adults to consider adding green tea to their daily supplement regimen, emerging research that confirms green tea’s effects in facilitating fat burning, weight management, and optimal body composition surely is"
  • Green Tea And COX-2 Inhibitors Combine To Slow Growth Of Prostate Cancer - Science Daily, 3/1/07 - "In mice that were not treated with either substance, the tumor volume averaged 1,300 cubic millimeters, whereas mice given either the tea or celecoxib had tumors averaging 835 cubic millimeters and 650 cubic millimeters, respectively. Tumors taken from mice given both agents, however, measured on average a volume of 350 cubic millimeters"
  • Get the diet scoop: 6 promising supplements, 6 to avoid - CNN, 2/16/07 - "promising ... Caffeine ... EGCG ... Chromium ... Conjugated Linoleic Acid (CLA) ... 5-HTP ... L-dopa or L-tyrosine"
  • Cup Of Green Tea To Keep The Bacteria Away - Science Daily, 1/16/07 - "A cup of green tea contains up to 200 mg of catechins, whose biological activity has been mainly attributed to its antioxidant activity ... green tea catechins inhibit essential bacterial enzyme DNA gyrase, which is the target of several existing clinically used drugs"
  • Milk Eliminates Cardiovascular Health Benefits Of Tea, Researchers Warn - Science Daily, 1/9/07 - "black tea significantly improves the ability of the arteries to relax and expand, but adding milk completely blunts the effect"
  • More evidence for tea’s anticancer potential - Nutra USA, 12/21/06
  • Tea Extracts Help Treat Damaged Skin In Cancer Patients - Science Daily, 11/1/06 - "tea extracts reduce the duration of radiation-induced skin damage by up to 10 days in patients who received radiation treatment"
  • Confused about green tea? - MSNBC, 11/10/06
  • Is Coffee or Tea Good for Your Liver? - Medscape, 10/2/06 - "The consumption of coffee and tea is associated with a reduced risk of CLD"
  • Green Tea for Long Life? - WebMD, 9/12/06 - "Women who drink five or more 3.4-ounce cups of green tea every day cut their risk of heart disease by 31% compared with women who drink one or fewer 3.4-ounce cups. Men who drink this much green tea cut their heart disease risk by 22%"
  • Tea linked to lower risk of bile stones and cancer - Nutra USA, 7/10/06
  • Green Tea And The 'Asian Paradox' - Science Daily, 6/6/06 - "one theory is that the average 1.2 liters of green tea consumed daily by many people in Asia offers the anti-oxidant protective effects of the polyphenolic EGCG. EGCG may prevent LDL oxidation, which has been shown to play a key role in the pathophysiology of arteriosclerosis. EGCG also reduces the amount of platelet aggregation, regulates lipids, and promotes proliferation and migration of smooth muscle cells, which are all factors in reducing cardiovascular disease"
  • Tea May Fight Ovarian, Breast Cancers - WebMD, 4/5/06 - "women who increase their consumption of kaempferol, a type of flavonoid, can lower their risk of ovarian cancer by nearly 40% ... women who consume a diet rich in other types of flavonoids - specifically, flavones, flavan-3-ols, and lignans -- can reduce their chance of developing breast cancer by 26% to 39%"
  • Green tea may reduce, but black tea may increase breast cancer risk - Nutra USA, 2/21/06 - "Drinking five cups of green tea a day can reduce the risk of breast cancer by 22 per cent ... No such protective effect was found for black tea. Indeed, the results were contradictory: the cohort studies showed a small increased risk of breast cancer, while the case-control studies showed a small decreased risk"
  • Green Tea May Do Wonders for the Brain - WebMD, 2/17/06 - "Those who reported drinking the most green tea were least likely to show cognitive impairment, based on their test scores ... Drinking at least two daily cups of green tea was tied to the lowest risk of cognitive impairment"
  • Drinking Tea Associated With Lower Risk Of Ovarian Cancer - Science Daily, 1/3/06 - "We observed a 46 percent lower risk of ovarian cancer in women who drank two or more cups of tea per day compared with non-drinkers"
  • Mayo Clinic Reports Some Chronic Leukemia Patients May Improve By Taking An Extract Of Green Tea - Science Daily, 12/13/05 - "In the small case study, the researchers report on four patients who appeared to have an improvement in the clinical state of their disease after starting over-the-counter products containing epigallocatechin gallate (EGCG), an extract of green tea. Three of the four patients met the standard criteria used to define a response treatment for clinical trials. These same investigators had previously shown that EGCG kills leukemia cells from patients with CLL in the test tube"
  • Tea May Cut Ovarian Cancer Risk - WebMD, 12/12/05 - "Women who drank at least 2 cups of tea per day had a 46% lower risk of ovarian cancer compared with nontea drinkers; each additional cup of tea was associated with an 18% lower risk of ovarian cancer"
  • Coffee and Tea Can Reduce Risk of Chronic Liver Disease - Doctor's Guide, 12/2/05 - "people at high risk for liver injury may be able to reduce their risk for developing chronic liver disease significantly by drinking more than two cups of coffee or tea daily. This preventative effect was only seen in people at higher risk for liver disease due to heavy alcohol intake, being overweight or having diabetes or iron overload"
  • Does Green Tea Ingredient Protect Against Alzheimer’s? - Physician's Weekly, 11/28/05 - "The results suggest that an EGCG dietary supplement may help in preventing the disease in the future"
  • Can Green Tea Protect Against Prostate Cancer? - Life Extension Magazine, 11/05 - "Thirty-two subjects received 200 mg of green tea catechins (50% EGCG) three times daily, while the other 30 men received a placebo. Biopsies were conducted at six months and one year later. Remarkably, only one man in the treatment group was diagnosed with prostate cancer, compared to nine men in the control group who developed the disease"
  • Green Tea Ingredient Prevents Alzheimer's-like Brain Damage In Mice - Science Daily, 9/29/05
  • Antioxidant in Green Tea May Fight Alzheimer's - WebMD, 9/20/05 - "high doses of the green tea ingredient -- known as epigallocatechin-3-gallate (EGCG) -- significantly reduced the formation of beta-amyloid proteins in the brains of mice that were altered to develop Alzheimer's disease"
  • Green tea may benefit some more than others - MSNBC, 9/2/05 - "Since it is a powerful antioxidant, EGCG may help prevent both heart disease and cancer. It helps to stabilize highly reactive molecules known as free radicals that can damage blood vessels and increase the risk of heart disease, or alter the DNA in our genes, promoting cancerous changes. In addition, EGCG may protect against cancer development by increasing the self-destruction of cancer cells and by affecting enzymes and the signals between cells, slowing the growth and multiplication of cancer cells"
  • FDA Rejects Green Tea Cancer Claims - WebMD, 7/5/05
  • Green tea could fight autoimmune disorders - Nutra USA, 6/16/05
  • Does a New Pill Contain the Fountain of Youth? - ABC News, 6/2/05 - "It is a combination of five plant ingredients. Two of them are pretty commonplace — green tea and turmeric, a spice used in Indian cooking"
  • While On Trail Of Dioxin, Scientists Pinpoint Cancer Target Of Green Tea - Science Daily, 5/20/05 - "EGCG binds to HSP90 ... When the two bind, HSP90 no longer turns on the AH receptor, stopping the cascade of events that would lead to the activation of several harmful genes"
  • Black Tea Has Both Positive and Negative Vascular Effects - Doctor's Guide, 5/18/05 - "The caffeine in black tea causes the stiffening of arteries ... The flavonoids in black tea produce the relaxation of the arteries"
  • Mechanism for green tea's anti-cancer action revealed - Nutra USA, 5/17/05 - "It turns out that those researchers are trying to duplicate what green tea does naturally"
  • Purified Green Tea Polyphenol Capsules Taken Daily Appear to Substantially Reduce Prostate Cancer in High Risk Patients - Doctor's Guide, 4/22/05 - "researchers reported a 90% decrease in the rate of prostate cancer in men who received 200 mg doses of the polyphenol capsules three times a day for 1 year"
  • Black Tea, Green Tea Good for Diabetes - WebMD, 4/20/05 - "Black and green tea represent a potentially inexpensive, nontoxic, and, in fact, pleasurable [blood-sugar-lowering] agent"
  • Tea May Help Prevent Diabetes And Cataracts - Science Daily, 4/19/05 - "At levels that would be equivalent to less than five cups of tea per day for a human, both teas significantly inhibited cataract formation relative to a control group which did not get tea, they say. The researchers found that both teas decreased glucose levels, which in turn affects other biochemical pathways that accelerate diabetic complications such as cataracts"
  • Tea Ingredient Fights Leukemia - WebMD, 4/4/05 - "Tea extracts shut down leukemia cells but help normal cells fight cancer and infection"
  • Green tea mechanism urges caution for pregnant women - Nutra USA, 3/17/05
  • Component Of Green Tea Protects Injured Livers In Mice - Science Daily, 3/9/05
  • Green tea 'may protect the heart' - BBC News, 2/28/05 - "a major chemical component of green tea known as epigallocatechin-3-gallate (EGCG) can reduce cell death after a heart attack or stroke ... EGCG also appears to speed up the recovery of heart cells"
  • Green Tea Extract Shows Potential As An Anti-cancer Agent - Science Daily, 2/23/05 - "green tea extract interrupts a process that is crucial in allowing bladder cancer to become invasive and spread to other areas of the body" - See iHerb green tea extracts.
  • Green Tea Helps Reduce Red in Rosacea - WebMD, 2/23/05 - "Women treated with the green tea extract cream had a 70% improvement in rosacea compared with women treated with a placebo"
  • Green Tea's Record Against Cancer Grows - WebMD, 2/15/05 - "In effect, the green tea extract may keep the cancer cells confined and localized, where they are easier to treat and the prognosis is better ... you should drink four cups a day. Green tea supplements are also available, and at least one study has shown that you may actually get more powerful antioxidants from supplements than from drinking tea"
  • Green Tea Extract Boosts Exercise Endurance 8-24%, Utilizing Fat As Energy Source - Science Daily, 1/31/05 - "over 10 weeks, endurance exercise performance was boosted up to 24% with 0.5% GTE [green tea extract] supplementation, and 8% with 0.2% by-weight addition to food ... We estimate that an athlete weighing 75 kilograms (165 pounds) would have to drink about four cups (0.8 liter) of green tea daily to match the effect in our experiments"
  • Green Tea: The Next Performance Enhancer? - WebMD, 1/28/05 - "Ten weeks of green tea supplements plus strenuous exercise made mice swim longer and stronger than mice that swam their laps without performance enhancement ... The mice got stronger because the green tea made them burn fat more efficiently ... the amount of green tea eaten by the mice would work out to about 4 cups of green tea a day for a 165-pound human athlete"
  • Green Tea Fights Fat - WebMD, 1/26/05 - "the first group drank a bottle of oolong tea fortified with green tea extract containing 690 milligrams of catechins, and the other group drank a bottle of oolong tea with 22 milligrams of catechins ... After three months, the study showed that the men who drank the green tea extract lost more weight (5.3 pounds vs. 2.9 pounds) and experienced a significantly greater decrease in BMI, waist size, and total body fat" - See iHerb or Vitacosticon green tea products.
  • Harmful Fluoride Levels Found in Instant Tea - WebMD, 1/25/05
  • Green tea for a healthy prostate? - MSNBC, 1/21/05 - "phytochemicals called polyphenols attack growth factors and proteins, interrupting processes that increase the size of tumors, thus preventing them from spreading to other parts of the body ... green tea in mice with an aggressive form of cancer can decrease the spread or metastasis of prostate cancer to liver, bone and other sites ... the phytochemicals in green tea could inhibit the early stages of prostate cancer development"
  • Green Tea - Life Extension Magazine, 1/05 - "A powerful source of antioxidants, green tea may help to prevent cancer, protect the cardiovascular system, promote healthy blood sugar levels, and alleviate the neurological effects of aging"
  • Green Tea - Delicious Living, 1/05
  • Green Tea Capsules Loaded With Antioxidants - WebMD, 12/15/04 - "Green and black tea polyphenols have been extensively studied as cancer chemopreventive agents ... Green tea supplements produced the highest levels of antioxidants in the blood compared with liquid black or green tea"
  • Green Tea Polyphenols Thwart Prostate Cancer Development At Multiple Levels - Science Daily, 12/15/04 - "The polyphenols present in green tea help prevent the spread of prostate cancer by targeting molecular pathways that shut down the proliferation and spread of tumor cells, as well as inhibiting the growth of tumor nurturing blood vessels"
  • Capsules better delivery form for tea benefits than beverage - Nutra USA, 12/10/04 - "Our observations suggest that green tea extract supplements retain the beneficial effects of green and black tea and may be used in future chemoprevention studies to provide a large dose of tea polyphenols without the side effects of caffeine associated with green and black tea beverages"
  • Green Tea May Stall Prostate Cancer Growth - WebMD, 12/1/04 - "the green tea antioxidant appeared to stall cell growth by decreasing production of several proteins that promote cell survival. In addition, it reduced the production of proteins that are known to be associated with the spread of cancer cells ... the study also suggests that the antioxidant in green tea appeared to starve prostate cancer tumor cells by inhibiting the formation of blood vessels, thereby suppressing the flow of nutrients to the cancerous cells" - See iHerb or Vitacosticon green tea products.
  • Black, Green Tea May Slow Alzheimer's Disease - WebMD, 10/27/04
  • Tea Drinkers Reap Blood Pressure Benefits - WebMD, 7/26/04 - "Those who drank at least a half-cup of moderate strength green or oolong tea per day for a year had a 46% lower risk of developing hypertension than those who didn't drink tea" - See iHerb or Vitacosticon green tea products.
  • Green Tea Protects Against Cervical Cancer - Healthwell Exchange Daily News, 7/1/04
  • Tea Slows Prostate Cancer - WebMD, 4/20/04
  • Tea polyphenols to combat prostate cancer - Nutra USA, 4/20/04
  • Green tea action on leukaemia - Nutra USA, 4/1/04 - "The active component in green tea, epigallocatechin-3-gallate (EGCG), already shown to fight several types of cancer, also appears to kill cells of the most common form of leukaemia"
  • Sleep easy with green tea - Nutra USA, 3/16/04
  • Green Tea's Cancer-Fighting Target Found - WebMD, 3/15/04 - "the antioxidant, known as EGCG, binds to a protein found on tumor cells and dramatically slows their growth ... the antioxidant required to produce these anticancer effects was equivalent to those found in the body after drinking only two to three cups of green tea"
  • Green Tea Boosts Metabolism Without Increasing Heart Rate - Clinical Psychiatry News, 3/04 - "Patients took two 375-mg capsules twice daily, for a total daily epigallocatechin gallate dose of 270 mg ... By week 12, body weight decreased by a mean of 4.6% and waist circumference by 4.48%"
  • Does tea really fight cancer? - MSNBC, 11/21/03 - "A new study of the potential link of green tea consumption with lower risk of breast cancer does suggest a protective benefit. Asian-American women who averaged at least three six-ounce cups of green tea per week were about half as likely to develop breast cancer as those who drank none ... One of the strengths of this study is that researchers statistically adjusted for the effects of many other influences on breast cancer risk"
  • Hot Cocoa May Prevent Heart Disease - WebMD, 11/6/03 - "Hot cocoa has more disease-fighting antioxidants than tea or red wine ... black tea, green tea, red wine, and cocoa are "major" sources of antioxidants called phenols and flavonoids -- antioxidant chemicals found naturally in foods that can help prevent chronic diseases such as heart disease and cancer" - Yeah, but what about the sugar and calories.  See iHerb or Vitacosticon green tea products.
  • Some Herbs May Fight Cancer - WebMD, 10/28/03
  • Research Finds Tumor Preventive Qualities, Damage Reversal, In Green Tea - Intelihealth, 10/29/03 - "EGCG (epigallocatchin-3-gallate) is the most abundant and active chemopreventive agent in green tea, and has been associated with reduced risk of breast, pancreatic, colon, esophageal and lung cancers in humans ... At the same time, we see the value of green tea polyphenols in reducing excretion of 8-OHdG. All of this is good news for the prevention and early detection of liver cancer" - See iHerb or Vitacosticon green tea products.
  • Tea Good for Heart Disease, Cancer - WebMD, 10/1/03
  • Is Decaf Tea Less Protective? - Dr. Weil, 9/30/03
  • Green Tea Lotion May Prevent Skin Cancer - WebMD, 9/8/03 - "a protein called JNK-2 appears to be directly related to the development of skin cancer and that this protein can be block blocked by the application of polyphenols. After the skin is exposed to UV light, levels of this protein rise and remain high ... green tea polyphenols reduce levels of JNK-2 in the skin and block the reaction that causes tumors to form ... a person would have to drink as many as ten cups of green tea a day in order to build up enough polyphenol molecules in the skin to produce any benefit"
  • Enriched Green Tea Extract Lowers Cholesterol - New Hope Natural Media, 8/14/03
  • Tea Extract Can Lower Cholesterol - WebMD, 6/23/03
  • Green Tea Boosts Antimicrobial Properties Of Toothpaste - Intelihealth, 5/21/03 - "green tea extracts (GTE) and polyphenol (PP) have an adverse effect on bacteria that cause strep throat, dental caries, and other infections"
  • Tea Fights Bad Breath, Mouth Bacteria - WebMD, 5/20/03
  • Green Tea Gives Skin Healthy Glow - HealthDay, 5/15/03 - "Green tea contains compounds called polyphenols, which help eliminate free radicals. These free radicals can cause cancer by altering DNA. Polyphenols also protect healthy cells while promoting the death of cancer cells ... Cells that migrate toward the surface of the skin normally live about 28 days, and by day 20 they basically sit on the upper layer of the skin getting ready to die. But EGCG reactivates them ... EGCG may offer potential benefits for skin conditions including psoriasis, rosacea, wrinkles and wounds"
  • Steeped In Health - Time, 5/5/05 - "The researchers found that drinking 20 oz. of tea every day for at least two weeks doubled or tripled the immune system's output of an infection-fighting substance called interferon gamma. The coffee drinkers, by contrast, registered no difference in interferon-gamma production. Apparently the body metabolizes the tea into molecules that mimic the surface proteins of bacteria, jump-starting the immune system so that when real bugs show up, they can more easily be dispatched ... Green tea has more of the chemically simpler antioxidants called catechins, whereas black tea contains more complex antioxidants called theaflavins and thearubigins"
  • Health Benefit of Tea: Add Immune Boost That Helps Fight Germs - WebMD, 4/21/03
  • Green Tea Supplement May Delay Diabetes - WebMD, 4/16/03
  • A Derivative Of The Green Tea Leaf May Help With Metabolic Syndrome X, A Potentially Deadly Disorder - Intelihealth, 4/10/03 - "A new weapon might eventually be added to the arsenal: consumption of Tegreen, a tea polyphenols product containing in excess of 65 percent tea catechins, derived from the green tea leaf ... oral administration of Tegreen is capable of improving glucose and lipid metabolisms in an obese rat model induced by a high-calorie diet ... Tegreen intervention can significantly decrease visceral fat depot and increase the insulin's sensitivity, presumably touching one of the pathological root causes of this potentially deadly syndrome" - See iHerb or Vitacosticon green tea products.
  • Green Tea Doesn't Help Prostate Cancer - WebMD, 3/5/03
  • Herb Mix Nixes Prostate Cancer in Lab - WebMD, 12/13/02 - "A number of recent studies point to COX-2 as an important factor in cancer-cell growth. In the Columbia studies, Zyflamend decreased COX-2 activity about as well as a potent COX-2-inhibiting drug ... The herbal mix is called Zyflamend, from New Chapter Inc., and has 10 herbs: holy basil, turmeric, ginger, green tea, rosemary, hu zhang, Chinese goldthread, barberry, oregano, and Scutellaria biacalensis"
  • More Good News on Tea - WebMD, 9/27/02 - "The latest studies suggest tea might lower cholesterol, improve heart health, prevent rectal cancer in women, and reduce cell damage in smokers"
  • Green Tea, Allergy Fighter? - WebMD, 9/24/02
  • Green Tea May Fight Allergies - Intelihealth, 9/19/02 - "Researchers in Japan identified a compound in green tea that, in laboratory tests, blocks a key cell receptor involved in producing an allergic response ... Researchers in Japan identified a compound in green tea that, in laboratory tests, blocks a key cell receptor involved in producing an allergic response ... Although similar compounds in green tea have previously been shown to be anti-allergenic, this particular compound appears to be the most potent"
  • Green Tea Cancer Benefits Detailed - USA Today, 7/9/02 - "polyphenols in green tea help eliminate free radicals ... Hsu discovered the polyphenols actually separate healthy cells containing the P-57 protein from cancer cells, which lack the protein. While the healthy cells are sent to safety, the polyphenols attack the cancer cells ... The polyphenols go after the cancer cells' mitochondria, the main energy source in cells. The destruction of the mitochondria weakens the cancer cells, and eventually leads to their death" - See iHerb or Vitacosticon green tea products.
  • Long-Time Tea Drinking Builds Strong Bones - WebMD, 5/14/02
  • Habitual Tea Drinking Improves Adult Bone Mineral Density - Doctor's Guide, 5/13/02
  • Tea May Strengthen Bones - Intelihealth, 5/13/02
  • Drinking Tea May Help Prevent Heart Attacks - Doctor's Guide, 5/9/02 - "Drinking more tea and increasing flavonoid intake may help primary prevention of ischaemic heart disease ... The intake of the dietary flavonoids quercetin, kaempferol and myricetin was significantly associated inversely with fatal myocardial infarction only in upper tertiles of intake"
  • Tea Prolongs Survival After Heart Attack - WebMD, 5/6/02 - "Researchers say the findings add to a growing notion that the antioxidant-rich flavonoids found in black and green teas prevent heart disease. But this is the first study to suggest that drinking tea can actually protect the heart after damage has already occurred"
  • Tea Lowers Risk of Ischemic Heart Disease - Medscape, 4/29/02
  • Tea Drinking Good for the Heart - WebMD, 4/25/02
  • Green Tea May Aid Liver Disease Patients - WebMD, 4/23/02 - "survival rate was bumped up to 77% for rats that received a fatty liver bathed in green tea extract"
  • A Green Tea Extract Could Help Alleviate Shortage Of Livers Available For Transplant - Intelihealth, 4/22/02 - "Polyphenols are efficient free radical and single oxygen scavengers, and green tea extracts inhibit lipid peroxidation in experimental animals and humans. Green tea contains high levels of polyphenols including catechin, epicatechin, gallocatechin, epigallocatechin, epicatechin gallate and gallocatechin gallate. Considerable epidemiological and experimental evidence shows beneficial effects of green tea extract in reducing the risk of heart disease and cancer, most likely due to the antioxidant property of polyphenols"
  • Green Tea Protects Against Parkinson's - WebMD, 4/16/02 - "In a mouse study, the researchers found that polyphenol blocks MPP+ -- a substance that is known to kill brain cells and cause Parkinson's in mice -- from entering these brain cells ... if you want to try it and don't care for the taste of green tea, concentrated polyphenol capsules are available"
  • Common Foods Help Prevent Cancer - WebMD, 4/10/02 - "found that regular green tea drinking cut cancer risk in half ... men who ate more than two servings of tomato sauce per week had a 23% lower risk of prostate cancer than men who ate less than one serving a week"
  • How to Stay Healthy in 2002, Green Tea - Time Magazine, 1/21/02
  • Green tea polyphenols inhibit prostate cancer in mouse model - Life Extension Magazine, 12/01 - "According to study findings published in the August 28, 2001 issue of the Proceedings of the National Academy of Sciences [PNAS 2001 Aug;98(18):10350-10355], green tea polyphenols—the equivalent found in about six cups of green tea per day in humans—helped to significantly reduce the risk of prostate cancer in a mouse model"
  • Green Tea, Glycine May Slow Tumor Growth - WebMD, 11/2/01 - "polyphenols reduced the level of Bcl-XL protein in prostate cancer cell lines. Bcl-XL has been shown to protect cancer cells from death -- known scientifically as apoptosis ... The higher the concentration [of polyphenols] the more apoptosis"
  • question regarding your new cholesterol-lowering supplement, Policosanol - Life Extension Magazine, 11/01 - "Green tea also has been shown to elevate levels of HDL while lowering serum triglyceride levels"
  • Does Green Tea Aid in Cancer Prevention? - Life Extension Magazine, 10/01
  • Tea leaves may foretell health benefits - CNN, 7/10/01
  • Tea Time? Black Tea May Help Heart - WebMD, 7/9/01 - "drinking black tea may improve functioning of cells lining blood vessels in the heart and elsewhere-- known as endothelial cells -- which help regulate flow of blood. Abnormal functioning of these endothelial cells has been shown to be a key step on the path to the artery hardening disease atherosclerosis, which causes coronary artery disease"
  • Tea Up Before Heading Out, Researchers Find Green Tea May Prevent Skin Cancer - WebMD, 12/22/00
  • Research suggests tea might be good for the heart - CNN, 11/14/00
  • Tea May Be Heart-Healthy - Intelihealth, 11/14/00
  • Research Reveals Soy, Niacin, and Tea Offer Protection From Heart Attack and Stroke - WebMD, 11/13/00
  • Green Tea Could Be Good for Your Skin, Study Finds - WebMD, 8/17/00
  • Green tea may help prevent skin cancer - CNN, 8/15/00
  • Tea's reputation as a healthy brew increasing - CNN, 6/19/00
  • There's Something to Be Said for Having 'Tea Bones' - WebMD, 4/14/00
  • Researchers Suggest Daily Tea May Fortify Bones Of Elderly Women - Intelihealth, 4/7/00
  • Green Tea Could Promote Weight Loss - Nutrition Science News, 4/00
  • Green Tea Lowers Cholesterol - Nutrition Science News, 10/99
  • Part I: Anti-carcinogenic properties of green tea - Life Extension Magazine, 6/99
  • Part II: Cardio-protective properties of green tea - Life Extension Magazine, 6/99
  • Tea: Steeped in Anticancer Properties - Nutrition Science News, 3/99
  • Study: Tea may be key to protecting against some cancers - CNN, 9/15/98
  • The right cup of tea for good health? - CNN, 9/11/97

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