Thursday, February 23, 2006
Green tea may reduce, but black tea may increase breast cancer risk
"The anti-cancer effects of tea have been linked to the polyphenol content of the tea. 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."
read more | digg story