About Polyphenols
Preview of some results in this category:
BBC News | HEALTH | Tea 'could help prevent cancer'
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„"But the protective effect of tea is far from proven, and more well-designed, large-scale human studies are needed." Bill Gorman, executive director of The Tea Council, said: "The findings from this study further add to the growing evidence demonstrating tea's potential role in reducing the risk of certain cancers. "It is good to see more human studies providing a direct link with tea polyphenols and positive health benefits. "The conclusions from these types of studies highlights yet another good reason for drinking tea." Results of the ongoing study were presented to the annual meeting of the American Association for Cancer Research. See also: 30 Nov 01 | Health Breakfast key to cancer risk 24 Aug 01 | Health Lemon tea 'fights skin cancer' 14 Sep 98 | Health A curing cup of tea 08 Jul 99 | Health Tea prevents heart attacks 07 Jun 99 | Medical notes Cancer: What to eat to beat it Internet links: Cancer Research UK American Association for Cancer Research.The Tea Council The BBC is not responsible for the content of external internet sites Top Health stories now: Postcode lottery in GP services IVF mix-up heads for court Transplant first for cancer patient Costly wait with dementia symptoms Chicken checked for BSE New hope for Aids vaccine Campaign to end stigma of mental illness Parents to sue over epilepsy row Links to more Health stories are at the foot of the page.“http://news.bbc.co.uk/2/hi/health/1916798.stm - Cached
„Tea drinkers, however, should spit out that Tic-Tac and fear not. A new study completed at the University of Illinois at Chicago found that polyphenols, the chemical components of all black and most green teas, prevent both the growth of bacteria responsible for bad breath. “Besides inhibiting the growth of pathogens in the mouth, black tea and its polyphenols may benefit human oral health by suppressing the bad-smelling compounds that these pathogens produce,” says Christine Wu, professor of periodontics and associate dean for research at the University’s College of Dentistry. This study may not end up being the downfall of the breath mint industry, but tea drinkers can now revel closer knowing the results.“http://www.freshcup.com/sep03_unfiltered.htm - Cached
Amazon.com: Books: Green Tea Book, The : China's Fountain of Youth
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„Using scientific research, The Green Tea Book examines each benefit, from the prevention of cancer and heart disease to simulating mental clarity and reducing cholesterol levels. Polyphenols, naturally occurring compounds found in green tea, supplement the body's antioxidant levels and are the primary mechanism by which green tea prevents the formation of cancer. In addition to the health benefits, Mitscher and Dolby present the history of green tea as well as guidelines for choosing, brewing, and storage. The Green Tea Book is the complete guide to green tea and will help you understand why it works and how you can use it for both its health-promoting qualities and its great taste.“http://www.amazon.com/exec/obidos/asin/0895298074/ - Cached
„Zizang Dong, director of the University of Minnesota’s Hormel Institute, reported to Reuters that tea and the polyphenols it contains act as anticancer agents when applied to dermis. Through a series of laboratory tests, Dong’s team of scientists determined that polyphenols block the process that turns a normal cell into a cancer cell. Dong and his team are busy creating a lotion for sun worshippers willing to try just about anything to bask in the glow. If that doesn’t work, perhaps Billabong or O’Neill will come out with surf-themed space suits.“http://www.freshcup.com/nov03_unfiltered.htm - Cached
Green Tea and Breast Cancer
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„Green tea has higher amounts of these chemicals than black tea because the fermentation process alters their composition. Of all the different polyphenols, one seems to stand out above the rest. EGCG (epigallocatechin gallate) is a very powerful antioxidant and is believed to be an important player in the therapeutic qualities of green tea. How it works is still unclear, but it may inhibit cell-replication enzymes (preventing cancer growth) as well as other cellular processes that are too complicated to get into.“http://coffeetea.about.com/library/weekly/ aa100501a.htm - Cached
Tea & Coffee 12/00 - World News
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„AUSTIN, TEXAS - Researchers say they have developed a roasting process that may preserve more of the cancer-fighting elements found in coffee. The patent-pending roasting process significantly increases the extractability of polyphenols when coffee is brewed. Polyphenols are antioxidants that naturally exist in coffee beans and tea leaves. According to cancer research, an increase in polyphenol intake results in a decreased incidence of all cancers.“http://www.teaandcoffee.net/1200/world.htm - Cached
Tea & Coffee 07/03 - World News
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„At the American Society for Microbiology’s annual meeting, as reported by the Globe and Mail, researchers from University of Illinois at Chicago presented their findings that black and green tea contain compounds called polyphenols. Polyphenols prevent the growth of bacteria, which grow in the mouth and produce sulfur compounds that cause bad breath. They also block existing bacteria’s ability to produce the sulfur compounds.“http://www.teaandcoffee.net/0703/world.htm - Cached
Amazon.com: Books: Flavonoids and Other Polyphenols (Methods in Enzymology, Vol 335)
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„This volume presents an extensive collection of new methodologies to aid progress in solving unanswered questions concerning the bioavailability and metabolism of flavonoids and polyphenols, their biochemical and molecular biological effects on cell regulation, and their effects on health. Major topics in this volume include sources, characterization, analytical methods, bioavailability, antioxidant action, and biological activity.“http://www.amazon.com/exec/obidos/asin/0121822362/ - Cached
Tea & Coffee 04/01 - Phoenix: Profile of an Extraordinary Oolong
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„This “massaging” of the leaves causes the edges to rub against each other, thus gradually breaking the cell walls and triggering a series of chemical reactions as the plant fluids and substances (such as the enzymes, chlorophyll, polyphenols, and carbohydrates) come into contact with each other. The result is visually evident when the tea leaves are infused later in the pot and a thin reddish rim appears around each leaf.“http://www.teaandcoffee.net/0401/tea.htm - Cached
„GCA contains a number of polyphenols called hydroxycinnamic acids, with the two prominent being cholorogenic and caffeic acid. Chlorogenic acid has been shown in scientific research to protect against LDL oxidation as much as 14 times greater than that of green tea. Additional peer reviewed research demonstrates its effectiveness at inhibiting a number of carcinogens in vitro and in vivo.“http://www.aboutcoffee.net/ 2003_04_27_bcearc.html - Cached
„: Dear Sir,: Glad to know you and your company. Our Corp.is a large scale tea company in china and can suply almost of all kinds of tea(black,green,Oolong,Pur,jasmine,brick tea...),also can supply instant tea ,tea caffein, tea polyphenols...If you are interest,please E-mail me and also contact me as follow:: teacompany@21cn.com / teacompany@mail.china.com : Your Sincerely,: Cy.W“http://www.teaandcoffee.net/news/messages/ 6736.html - Cached
Effects of Coffee and Tea on Parkinson's Disease
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„The polyphenols in green tea may also have a preventative effect with regards to Parkinson's disease. These chemicals act within the brain to improve the flow of dopamine between portions of the brain. Parkinson's is caused by a lack of dopamine in one part of the brain, and these polyphenols could prevent that depletion.“http://coffeetea.about.com/library/health/ blh_parkinsons.htm - Cached
Amazon.com: Health & Personal Care: Natrol Green Tea, 500 mg (60 Capsules)
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„The remarkable antioxidant benefits of green tea are attributed to its high level of polyphenols. Green tea has been shown to mildly lower total cholesterol levels and improve cholesterol profiles. Green tea may also promote cardiovascular health, and it's been shown to protect against damage to LDL ("bad") cholesterol caused by oxygen.“http://www.amazon.com/exec/obidos/tg/detail/-/ b0000danyk?v=glance - Cached
„Scientific research has demonstrated that a serving of coffee contains up to four times as much anti-oxidant activity as a serving of green tea, and that each cup of coffee has a large amount of anti-oxidant "polyphenols" in its roasted form -- whose strength is not diminished by adding creamers or by decaffeination.“http://www.aboutcoffee.net/ 2003_02_16_bcearc.html - Cached
Amazon.com: Beauty: N.V. Perricone Olive Oil Starter Kit
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„Dr. Perricone's Olive Oil Polyphenols formulas offer an extraordinarily gentle approach to skin anti-aging, ideally suited to sensitive skin. These unique formulas minimize the appearance of lines and wrinkle, brighten and even out skin, while calming dry skin and helping it appear more luminous, vital, and radiant.“http://www.amazon.com/exec/obidos/tg/detail/-/ b0002356z4?v=glance - Cached
Effects of Coffee and Tea on Arthritis
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„Studies have only been performed on mice, but the results are encouraging. Again, it's the polyphenols that seem to prevent the onset of disease. Mice were given either green tea or water, and the mice who drank the green tea were less likely to develop arthritis and those that did, had much milder symptoms.“http://coffeetea.about.com/library/health/ blh_arthritis.htm - Cached
Javacafe.Com - free email, tons of java and cgi scripts, online games, mp3s galore and more!
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„Tea is an aromatic stimulant, containing various polyphenols, essential oils, and caffeine. The beverage is of the same genus as the important horticultural plant, Camellia, an evergreen prized for its particularly beautiful flowers.“http://www.javacafe.com/javacafe.html - Cached
Tea & Coffee 06/01 - Tea Drinkers Go Green
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„The real increase in the popularity of green tea has been largely fuelled by reports that it’s incredibly good for you. Not only does green tea contain vitamins A, B, and C, it also contains polyphenols which are thought to boost the body’s immunity to disease.”“http://www.teaandcoffee.net/0601/tea.htm - Cached
BBC NEWS | Science/Nature | Clue to elixir of life
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„If polyphenols do give mice extra life, and if that extra life is healthy, the stage will then be set for human trials of something which scientists have dreamed of for centuries - a pill or potion to make us live longer.“http://news.bbc.co.uk/2/hi/science/nature/ 3175081.stm - Cached
Effects of Coffee and Tea on Breast Cancer
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„Polyphenols are thought to be the specific component that fights breast cancer, as well as a number of other diseases. They are strong antioxidants , which clean out toxic free radicals from our bodies.“http://coffeetea.about.com/library/health/ blh_breast.htm - Cached
JAMA -- Cancer-Killing Compound, January 28, 1998, Voelker 279 (4): 262
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„Mukhtar said epigallocatechin-3-gallate is a major constituent of the polyphenols found in green tea. Polyphenols induce .[Full Text of this Article]“http://jama.ama-assn.org/cgi/content/extract/279/4/ 262-c - Cached
JAMA -- Abstract: Morbidity and mortality in relation to cigarette smoking in Shanghai, China. A prospective male cohort study, June 5, 1996, Yuan et al. 275 (21): 1646
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„Urinary tea polyphenols in relation to gastric and esophageal cancers: a prospective study of men in Shanghai, China Sun et al. Carcinogenesis 2002;23:1497-1503. ABSTRACT | FULL TEXT “http://jama.ama-assn.org/cgi/content/abstract/275/21/ 1646 - Cached
Effects of Coffee and Tea on Skin Cancer
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„There has been limited research into the effects of topical treatments for humans, though also including a tea extract (polyphenols) rather than caffeine. The results are promising.“http://coffeetea.about.com/library/health/ blh_skin.htm - Cached
Coffee Chemistry: Bitterness
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„Hardwick found that the bitterness of caffeine is weakened when polyphenols are introduced.“http://www.coffeeresearch.org/science/ bittermain.htm - Cached




