| Phenibut is a naturally derived nootropic supplement known to reduce anxiety, improve sleep patterns and augment cognitive performance. It is sometimes sold under the brand name Noofen and is a derivative of the neurotransmitter GABA with a chemical name of Beta-phenyl-gamma-aminobutyric acid. Phenibut is a common component of nootropic stacks designed to reduce stress and enhance your mood. It is sometimes used as an anxiolytic by individuals who suffer f |