Phenibut or Beta-phenyl-gamma-aminobutyric acid is derived from the neurotransmitter Gamma amino buyric acid (GABA) which is responsible for transmission of nerve signal. It helps prevent stress and induces relaxation. It increases physical strength and improves mental alertness and focus which is beneficial to most athletes. It reduces anxiety and helps individuals with insomnia. It improves neurological functions and reduces stuttering. It is a muscle and mental relaxant. It improves the mood, sense of well being, and prevents panic attacks. Phenibut has the ability to increase the dopamine receptor sensitivity that enhances sexual desire and aids in the treatment of various sexual dysfunction.