Dietary Supplement. Premium herbal. Certified 610 mg. Health & longevity through the healing power of nature - that's what it means to trust the leaf. Fo-Ti (polygonum multiflorum) is known in China as he shou wu. Considered one of China's four great herbs, it is used on an alternating basis with Ginseng. Our Fo-Ti is gathered wild in China, tested and produced to certified quality standards. Satisfaction guaranteed.