Purity:40%-50% Flavonoids in:> 6% Lead≤0.6ppm (optimal up to 0.06 ppm) Mercury: ≤ 0.2 ppm Arsenic: ≤ 0.28 ppm Some of the benefits are: It slows the effects of aging; It can be used as a nutritional supplement; It can help the immune system; It can help balance a person's moods; It's thought to be an aphrodisiac; There have also been reports that it can help tumors shrink, has slowed the rate of hair loss, has helped ease the symptoms of menopause, and has even helped lower the levels of "bad" cholesterol inside the body. When you consider all the benefits, it makes sense to consider indulging in this remarkable, all-natural treatment!