Green Tea

Green tea Camellia sinensis rich in –flavonoids, –polyphenolic compounds e.g. catechins

Green tea antioxidative Ho et al., 1922; Serafini et al., 1996 antiinflammatory Mutoh et al., 2000 antimutagenic Kuroda and Hara, 1999; Steele et al., 2000 anticarcinogenic Cao and cao, 1999; Jung and Ellis, 2001 apoptotic Ahmal et al., 1997 antiobesity Dulloo et al., 1999; Hen et al,1999 hypocholesterolemic Yang and Koo, 1997 antiatherosclerosis Yang and Koo, 2000 antidiabetic Zeyuan et al., 1998 antiviral Clark et al., 1999; Mukoyama et al., 1999 antiaging Esposilo et al., 2002 Animal experiment studies

Anton Rietveld and Sheila Wiseman. Antioxidant Effects of Tea: Evidence from Human Clinical Trials. J. Nutr. 133: 3285S-3292S, Tea flavonoids are potent antioxidants. The scientific support is strongest for the protection of DNA from oxidative damage after black or green tea consumption. However, the quality of the studies now available is insufficient to draw firm conclusions. Therefore, further evidence from human intervention studies is required. Green tea : antioxidant effects

Blot WJBlot WJ, Chow WH, McLaughlin JK. Tea and cancer: a review of the epidemiological evidence. Eur J Cancer Prev Dec;5(6): Chow WHMcLaughlin JK Numerous reports : inhibition of carcinogenesis in experimental animals by tea. Ecological data : considerable international variation in tea consumption but generally small differences in cancer rates. More relevant case-control and cohort studies show mixed results. Further research, is needed before definitive conclusions on tea's impact upon cancer risk can be reached. Green tea and cancer

Green tea and weight reduction 1 study green tea increased fat oxidation and thermogenesis in 10 pt not designed to assess weight loss Am J Clin Nutr 1999; 70: