Holistic Health Labs Ultra Strength Leptin Alive Supplement Holistic Health Labs’ Leptin Alive offers the purest and most potent form of Meratrim, Carnipure, and Cissus Quadrangularis in one powerful formulation. Leptin Alive works directly on the root causes, making it more effective than other supplements, diet plans, and weight loss management programs. Leptin Alive helps increase your adiponectin production and boost leptin sensitivity or your fat-burning hormone, making weight loss much easier and more sustainable. Combining the power of two patented ingredients - Meratrim and Carnipure - plus the amazing health benefits of Cissus Quadrangularis. Leptin Alive helps you burn excess fat and reduce hunger pangs.