This very effective formula balances cardiovascular health and helps to cleanse the blood by nurturing the kidneys and liver. It has been used by Taoists for thousands of years to nurture the "yin," balance healthy blood and promote longevity. He Sho Wu helps maintain youthful energy. Sickle Pod Senna, Green Tea and Hawthorn Berry have been documented in Chinese Pharmacopoeia for use in maintaining a healthy arterial flow. The polyphenols in Green Tea and soy-isoflavones are powerful anti-oxidants. Stevia and Lo Han provide a balancing and moistening effect on the internal organs.