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Phenylpiracetam supplement
Synthetic Nootropic / Racetam

Phenylpiracetam: Benefits, Dosage, Forms & Research

Synthetic Nootropic / Racetam

This content is for informational purposes only and does not constitute medical advice. Consult your healthcare provider before starting any supplement. Full disclaimer

TL;DR — Quick Answer

Phenylpiracetam is a potent racetam (20-60x piracetam) with both nootropic and stimulant properties. At 100-200mg daily it enhances focus, motivation, and physical stamina. WADA-banned for athletic competition due to performance-enhancing effects.

Key Facts

What it is
A phenylated piracetam derivative (20-60x potency) with stimulant and nootropic properties
Primary benefits
  • Enhances focus and motivation
  • Increases physical stamina and cold tolerance
  • Modulates dopamine and NMDA receptors
  • Provides mild psychostimulant effects
  • Supports memory under stress or fatigue
Typical dosage
100-200mg daily
Evidence level
Emerging
Safety profile
Safe with Caution

What the Research Says

Phenylpiracetam was developed at the Russian Academy of Sciences in the 1980s and has been studied primarily in Russian clinical literature. Savchenko et al. (2005) demonstrated cognitive improvements in stroke patients. Malykh and Sadaie (2010) reviewed the racetam family and noted phenylpiracetam's superior potency and additional psychostimulant properties. Its WADA ban validates its performance-enhancing effects. Western clinical trial data is limited, and most evidence comes from Russian research and widespread anecdotal use in the nootropics community.

Benefits of Phenylpiracetam

  • Cognitive enhancement — phenylpiracetam enhances memory, attention, and problem-solving through modulation of NMDA and AMPA glutamate receptors, with added dopaminergic stimulation for motivation
  • Psychostimulant properties — the phenyl group adds stimulant-like effects on dopamine and norepinephrine systems, providing clean energy and motivation without the jitteriness of traditional stimulants
  • Physical performance — phenylpiracetam increases physical endurance and cold tolerance, which is why it was developed for Soviet/Russian cosmonauts and is banned by WADA in athletic competition
  • Cognitive recovery — Russian clinical trials showed phenylpiracetam improved cognitive function in stroke patients and individuals with chronic cerebrovascular insufficiency (Savchenko et al., 2005)
  • Anti-amnesic effects — animal studies demonstrate phenylpiracetam reverses experimentally induced amnesia more potently than piracetam across multiple models
Did you know?

Phenylpiracetam was developed at the Russian Academy of Sciences in the 1980s and has been studied primarily in Russian clinical literature.

Forms of Phenylpiracetam

FormBioavailabilityBest For
Phenylpiracetam CapsulesHigh (100% oral bioavailability)Precise dosing — standard 100mg capsules; high bioavailability
Phenylpiracetam PowderHighFlexible dosing — bitter taste, best capped or dissolved in juice

Dosage Recommendations

General recommendation: 100-200mg daily, taken as needed (not daily due to rapid tolerance)

Timing: Morning or early afternoon; as-needed use preferred to prevent tolerance; avoid daily long-term use

Dosage by Condition

ConditionRecommended DoseEvidence
Cognitive enhancement100-200mg as neededEmerging
Physical performance100-200mg 1-2 hours before activityEmerging
Fatigue and cognitive recovery200mg daily for limited periodsEmerging

Upper limit: 300mg/day (tolerance develops rapidly with daily use)

Side Effects and Safety

Safety profile: Safe with Caution

Potential Side Effects

  • Rapid tolerance development (primary limitation — effects diminish with daily use)
  • Insomnia if taken after midday
  • Irritability or agitation at higher doses
  • Headache (mitigated by choline co-supplementation)
  • Appetite suppression
  • Potential overstimulation in sensitive individuals

Drug & Supplement Interactions

  • Stimulants (caffeine, amphetamines) — additive stimulatory effects; use lower doses of both
  • Choline sources — recommended co-supplementation to prevent headaches
  • MAO inhibitors — theoretical concern for additive dopaminergic effects
  • WADA-banned — prohibited in competitive athletics
Check Phenylpiracetam interactions with other supplements →
BenefitsDosage GuideSide EffectsTypes & FormsResearchFAQ

Related Conditions

Focus & Cognitive PerformanceBrain FogEnergy & Vitality

Related Supplements

NoopeptAlpha-GPCCDP-Choline (Citicoline)

Frequently Asked Questions

Why does phenylpiracetam tolerance develop so fast?

Phenylpiracetam rapidly downregulates the dopamine and norepinephrine receptors it activates, leading to diminished effects within 3-5 days of consecutive use. This is typical of dopaminergic compounds. The best approach is to use it on an as-needed basis (2-3 times per week maximum) rather than daily, reserving it for demanding cognitive or physical challenges.

Is phenylpiracetam legal?

Phenylpiracetam is in a regulatory gray area in many countries. It is a prescription drug in Russia (as Phenotropil), an unscheduled compound in the US (not FDA-approved but not controlled), and banned by WADA for competitive athletes. It is not approved as a dietary supplement by the FDA. Availability varies by country — check local regulations.

Phenylpiracetam vs Modafinil — how do they compare?

Both enhance wakefulness and cognition, but through different mechanisms. Modafinil primarily affects histamine and orexin systems for wakefulness with mild dopamine reuptake inhibition. Phenylpiracetam has broader effects on glutamate, dopamine, and norepinephrine systems. Phenylpiracetam is more stimulating and builds tolerance faster. Modafinil has more clinical data, a clearer legal status, and less rapid tolerance development. Both require caution and ideally medical guidance.

References

  1. (). The phenotropil treatment of the consequences of brain organic lesions. Zhurnal Nevrologii i Psikhiatrii imeni SS Korsakova.
  2. (). Piracetam and piracetam-like drugs: from basic science to novel clinical applications to CNS disorders. Drugs. DOI
  3. (). The effects of scopolamine and the nootropic drug phenotropil on rat brain neurotransmitter receptors during testing of the conditioned passive avoidance task. Neurochemical Journal. DOI