Racetam
Phenylpiracetam
A potent racetam known for enhancing focus, energy, and physical performance.
KÖGN Health grades Phenylpiracetam as B+ (Moderate evidence) and rates it 4.3 out of 5.
Last reviewed · June 2026
Primary effects
- Increased energy
- Improved focus
- Enhanced endurance
How it works
Modulates acetylcholine and dopamine systems, enhancing cognition and physical endurance.
Overview
Phenylpiracetam is significantly more stimulating than many other racetams, making it effective for both cognitive and physical performance. It is often used in high-demand scenarios requiring sustained focus and resilience. However, tolerance can develop with repeated use, meaning cycling is typically recommended to maintain effectiveness.
The evidence
Phenylpiracetam is a racetam — piracetam with an added phenyl group, which makes it more potent and gives it a mild stimulant character. The human evidence is largely Russian and in clinical populations (stroke, asthenia) rather than healthy users, and independent trials are scarce. It is also banned in sport by WADA as a stimulant.
Safety & side effects
Reported as well tolerated in available studies, with a stimulant-like profile (possible overstimulation, insomnia); independent long-term data are limited.
Who should avoid it
An unapproved research compound in most countries, with uncertain quality and legality, and banned in competitive sport. Not a sanctioned supplement; avoid in pregnancy and discuss with a clinician. Evidence in healthy people is thin.
References
Related ingredients
Graded entries that target the same cognitive goals.
Categories
Draft — the dose, safety and evidence notes on this entry were prepared from the published literature and are pending editorial and clinical review.
Educational information, not medical advice. The evidence grade is KÖGN’s editorial assessment of published research, not a health claim. Speak to a qualified clinician before changing what you take.