PHENYLPIRACETAM
Last updated: January 6, 2025
For informational purposes only. Not medical advice. Always consult a healthcare professional.
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What Is PHENYLPIRACETAM?
Phenylpiracetam is a potent racetam with a phenyl group that increases its stimulant properties and ability to cross the blood-brain barrier. It's banned by WADA for its performance-enhancing effects and provides significant cognitive and physical enhancement.
This is a nootropic. Cognitive effects are highly individual and most research involves short trial durations.
Quick Verdict
Developed for Soviet cosmonauts. Banned by WADA for competitive athletes. Those two facts tell you most of what you need to know about phenylpiracetam’s potency. It delivers noticeable stimulation, focus, and even cold tolerance, making it the most potent racetam for acute cognitive and physical performance. The tradeoff is that tolerance develops faster than with any other racetam. Sentiment is 75/100 across 6 tracked studies.
Evidence Quality
- Human trials: Moderate (Russian clinical data; limited Western studies)
- Animal evidence: Moderate
- Community reports: Strong (clear acute effects, consistent reports of stimulation, focus, and cold tolerance)
- Key uncertainty: Whether tolerance is truly pharmacological (receptor desensitization) or whether it reflects the strong subjective novelty effect wearing off while underlying benefits persist.
What the Research Shows
Research shows phenylpiracetam works best as an occasional compound rather than a daily one based on the rapid tolerance pattern. S-phenylpiracetam significantly decreased body weight gain and fat mass in obese rodent models. R-phenylpiracetam demonstrated neuroprotective and anti-inflammatory effects through dopamine transporter interaction. The physical stamina and cold tolerance effects are unusual for a nootropic and make it unique in its class. Community discussions frequently describe it as “piracetam with stimulation built in.” The R-isomer is believed to be more active based on stereochemistry research, but isomer-specific products are rare.
Who Should Be Cautious
Competitive athletes should be aware of its WADA-banned status. The stimulating properties make it problematic for people with anxiety, insomnia, or hypertension. Those with cardiac arrhythmias should avoid it.
What This Page Cannot Tell You
Phenylpiracetam’s pharmacokinetics in humans have not been published in English-language journals. Half-life estimates circulating online are derived from community reports and animal data, not from formal human PK studies.
What Experts Say
Phenylpiracetam improves endurance and reduces cold sensitivity... banned doping
ingesting modafinil & phenylpiracetam for cognitive enhancement to make millions
if you're not a tested athlete there's tons of stuff on the WADA list ... - Bromantane - Phenylpiracetam ...
Quotes sourced from public posts on X or contributed exclusively to Dopamine Club. Views expressed are those of the original authors.
PHENYLPIRACETAM Research & Studies
01 S-phenylpiracetam, a selective DAT inhibitor, reduces body weight gain without influencing locomotor activity ▸
S-phenylpiracetam significantly decreased body weight gain and fat mass in obese rodent models.
View Study (ScienceDirect)02 New synthesis of β-aryl-GABA drugs ▸
Researchers developed a novel cascade radical reaction method for synthesizing phenylpiracetam and related compounds.
View Study (ScienceDirect)03 Neuroprotective and anti-inflammatory activity of DAT inhibitor R-phenylpiracetam ▸
R-phenylpiracetam demonstrated neuroprotective and anti-inflammatory effects through dopamine transporter interaction.
View Study (Latvian Institute of Organic Synthesis)04 Stereochemistry of phenylpiracetam and its methyl derivative: improvement of the pharmacological profile ▸
Review emphasizing how molecular configuration of (R)-phenylpiracetam affects biological effectiveness for cognitive enhancement.
View Study (Latvian Institute of Organic Synthesis)05 Single Enantiomer's Urge to Crystallize in Centrosymmetric Space Groups: Solid Solutions of Phenylpiracetam ▸
Analysis revealed phenylpiracetam enantiomers form distinct polymorphs with different crystallographic properties.
View Study (Max Planck Institute)06 On the formation of phenylpiracetam solid solutions: thermodynamic and structural considerations ▸
Study characterized two rare solid solution types with distinct miscibility properties and phase transitions.
View Study (University of Latvia)PHENYLPIRACETAM User Reviews & Experiences
Sentiment score computed from aggregated public user reports, forums, and community discussions. Not a clinical measure.
Highly regarded for its potent cognitive and physical enhancement. Users report significant focus and energy. Tolerance develops quickly, limiting daily use.
PHENYLPIRACETAM Benefits, Dosage & Side Effects
- Strong Stimulation: Notable increase in mental and physical energy.
- Enhanced Focus: Intense concentration and clarity.
- Physical Performance: Improved endurance and cold tolerance.
- Mood Elevation: Often produces elevated, motivated mood.
- Memory Enhancement: Improved recall and learning.
- Highly Potent: Active at 100-200mg vs 2-4g for piracetam.
- Fast Tolerance: Loses effectiveness quickly with daily use.
- Best Used Sparingly: Reserved for important occasions.
- Typical Range: 100-300mg per dose.
- Infrequent Dosing: 2-3 times per week maximum recommended.
- Morning Only: Too stimulating for evening use.
- Insomnia: Strong stimulation can disrupt sleep.
- Tolerance: Rapid tolerance development.
- Overstimulation: Can cause anxiety in sensitive individuals.
- Headaches: Possible without adequate choline.
- Research Chemical: Available from nootropic suppliers.
- Banned by WADA: Cannot be used in competitive sports.
- Variable Quality: Source from reputable vendors.
Related Compounds
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