7-Keto-DHEA is a natural metabolite of DHEA, and like DHEA, its level in the body is know to decline with age. Furthermore, a decrease in metabolic rate often accompanies the decreased production of DHEA and its metabolites. However, unlike DHEA, 7-Keto-DHEA does not convert to estrogen or testosterone. 7-KETO is the patented ingredient that has been shown in clinical studies to assist in the maintenance of a healthy body weight and helps to maximize results of a proper diet and exercise. The special blend of ingredients in Now 7-KETO LeanGels, including green tea polyphenols, work synergistically to provide healthy weight management, as well as antioxidant power.