Start your day with our energy-inducing and all-natural Limitless capsules, with Brain-Derived Neurotrophic Factor (BDNF) peptides. Limitless can help increase brain function and mental clarity, boost physical stamina, and quell your appetite. It may also help decrease inflammation and insulin resistance, while increasing muscle recovery and metabolism. Some have even replaced their pre-workout supplement with our Limitless capsules. Brain-Derived Neurotrophic Factor (BDN) is active in the hippocampus, cortex and basal forebrain areas of our brain, and is vital to learning, memory and higher-level thinking. BDNF itself is significant for long-term memory.