Tannin
A very important polyphenol is tannin. These have carcinogenic, antiviral, antibacterial and antifungal properties. Green tea is very rich in tannins and has been shown to lower blood sugar and insulin levels. That makes it excellent for supporting weight loss.
Try drinking green tea with every meal. It is an easy way to stay hydrated and has many advantages. Other sources are coffee, pomegranates, persimmons, blueberries, strawberries, blueberries, grapes and 70% cocoa chocolate.
