Racetam
Piracetam
The original racetam compound used to support memory and cognitive function.
KÖGN Health grades Piracetam as B+ (Moderate evidence) and rates it 4.0 out of 5.
Last reviewed · June 2026
Primary effects
- Improved memory
- Enhanced cognition
- Learning support
How it works
Modulates acetylcholine and glutamate activity, supporting learning and memory formation.
Overview
Piracetam is the first and most widely studied racetam, forming the foundation for this class of compounds. Its effects are generally subtle but consistent, particularly when combined with choline sources. It is often used for long-term cognitive support rather than acute stimulation, with a strong safety profile in research settings.
The evidence
Piracetam is the original 'racetam' and the namesake of the nootropic concept. The evidence is genuinely mixed: an older meta-analysis found a global benefit in older people with cognitive impairment, but a Cochrane review concluded the published data do not support its use for dementia or cognitive impairment, with no benefit on specific cognitive measures. Evidence in healthy people is minimal.
Safety & side effects
Generally low-toxicity in trials; reported effects include agitation, anxiety and insomnia, and it is cleared by the kidneys.
Who should avoid it
In many countries (including the US and UK) piracetam is not an approved medicine or a lawful dietary supplement, so quality and legality vary — it is a research compound rather than a sanctioned nootropic. It is renally cleared, so caution is needed with kidney impairment; discuss with a clinician, particularly if you take anticoagulants.
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.