Onnit is a human optimization brand selling supplements, functional foods, fitness equipment, and apparel used by athletes, biohackers, and health-conscious consumers chasing better focus, recovery, and physical performance. Marketed as a supplement and fitness equipment brand for human optimization, Onnit combines its flagship Alpha BRAIN nootropic, Total Human daily packs, plant- and whey-based protein powders, kettlebells and steel maces, and a coaching certification academy. Onnit is a strong fit for fitness enthusiasts stacking nootropics with strength training, busy professionals seeking focus supplements, and home gym owners building functional fitness setups around kettlebells and primal movement equipment.