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Free amino acid (zwitterionic) form of phenibut — the same β-phenyl-γ-aminobutyric acid active compound as Phenibut Hydrochloride, but without the HCl counterion. Differs from the HCl salt in solubility, hygroscopicity, and taste profile; pharmacologically identical once dissolved (GABA-B receptor agonist, with the same rapid-tolerance and dependence considerations as the HCl form).
For research purposes only. Not medical advice.
1 research peptide vendor currently lists Phenibut FAA on PeptideScouter. We track 1 active listing across size and kit variants.
Phenibut FAA's CAS Registry Number is 1078-21-3. It is also sold as Phenibut FAA, Phenibut Free Amino Acid.
