Griffonia Seed Extract ---5-HTP is a natural herbal prescription. From Griffonia simplicifolia, a kind of seed in the West African medicinal plants. It is the predecessor of 5-HT, under the action of the decarboxylase generation 5-HT, can enhance the body 5 - serotonin activity, increase the brain serotonin cells manufacture. Just 750 mg daily intake of 5-HTP can reduce the absorption of carbohydrates, and not to gain weight, then achieve weight loss results.