Phenibut is a nootropic compound that is derived from the neurotransmitter Gamma-Aminobutyric Acid, or GABA, which is chemically considered to be an amino acid. It differs by the addition of a phenyl grouping to the GABA structure. Phenibut has a molar mass of 179.216 g/mol and a chemical structure of C10H13NO2.
 
100 capsules per Bottle. 250mg per capsule.