Polyphenol

Polyphenols are a group of vegetable chemical substances, characterized by the presence of more than one phenolic group . Their phenolic reactions produce gelatines, alkaloids and other proteins. The polyphenols are responsible for the coloring of some plants.

Polyphenols have been shown to be strong antioxidants. Green tea is a high source of polyphenols.

See also

• flavonoid
• tannins