Compound library / Cognitive / Anxiolytic

Phenibut (β-Phenyl-GABA)

GABA-B receptor agonist (and at higher doses, a calcium channel modulator) developed in Russia for anxiety, insomnia, and stress; popular off-label for social confidence and relaxation. Has significant abuse and dependence potential.

CategoryCognitive / Anxiolytic
Typical routeOral
Half-life~5-6 hours
Common dose range250-1000 mg as needed (not daily)
Typical cycle lengthUse-as-needed only — tolerance and dependence develop rapidly with frequent use

BioHack Track models Phenibut (β-Phenyl-GABA) at a half-life of 5.5 hours, so every dose you log is decayed against that curve and the app shows what is still circulating — not just what you typed.

Reconstitution

Oral capsule or powder; no reconstitution needed.

Storage

Store at room temperature.

Cautions

High dependence risk — do not use more than 1-2x/week. Withdrawal can be severe (seizure risk with heavy, prolonged use). Not FDA-approved; banned in some countries. Dangerous to combine with alcohol, benzodiazepines, or opioids.

Track Phenibut (β-Phenyl-GABA) in BioHack Track. Half-life, dose range and route come pre-filled from this library — log a dose and the app counts your vial down, models what is in your system, and puts it on the same chart as your labs and body composition.

Others in Cognitive / Anxiolytic

Look up the research

These open a search of each database for Phenibut (β-Phenyl-GABA) — they are not citations, and nothing here is evidence for any particular dose. The same links are in the app.

Work it out