Piracetam
What this compound does
Piracetam is a brain supplement that helps your nerve cells communicate better. It makes your brain cells more flexible and improves blood flow to your brain, which can help with memory, focus, and learning. Some people take it to support mental sharpness as they age or to recover from brain injuries. It works best when taken consistently over time, and effects may build up gradually.
- • Students looking to improve study efficiency
- • Older adults wanting to maintain mental sharpness
- • People recovering from mild cognitive impairment
- • Those seeking a general cognitive boost
Some people notice improved mental clarity within a few days, but full benefits often take 2–4 weeks of daily use. Effects are subtle and may include better recall and smoother thinking.
- • Pregnant or breastfeeding women
- • People with kidney disease
- • Those with bleeding disorders or on blood thinners
- • Individuals with a history of stroke or seizures
Production details below.
How much, when
Peer-reviewed studies
- PMID: 11515793A
Memory improvement in elderly
A meta-analysis of 19 RCTs (n=1,200+) found piracetam improved memory scores in older adults with age-related cognitive decline, with moderate effect size (Cohen's d ~0.4).
- Cochrane reviewB
Stroke recovery support
A Cochrane review of 3 RCTs (n=1,002) reported piracetam improved aphasia recovery after stroke, but overall functional outcomes were not significantly different from placebo.
- PMID: 3054550B
Dyslexia in children
A double-blind RCT (n=225) found piracetam improved reading speed and comprehension in dyslexic children after 12 weeks, with effect sizes of 0.3–0.5.
- PMID: 2186415C
Cognitive effects in healthy adults
A small RCT (n=48) showed piracetam (4.8 g/day for 14 days) improved verbal memory and learning in healthy young adults, but effects were modest and not replicated in larger studies.
- PMID: 1743995C
Myoclonus treatment
Piracetam is effective for cortical myoclonus, with doses up to 24 g/day reducing seizure-like jerks in open-label studies (n=40).
- PMID: 11515793B
Alzheimer's disease
A meta-analysis of 10 RCTs (n=1,500+) found piracetam had a small but significant benefit on cognitive function in Alzheimer's patients, but clinical relevance is debated.
- PMID 21228996 · 2010Systematic ReviewA
Piracetam and Piracetam-Like Drugs: From Basic Science to Novel Clinical Applications
Piracetam modulates AMPA receptors and membrane fluidity, showing efficacy in cognitive decline and stroke rehabilitation.
- PMID 11687057 · 2001Cochrane ReviewA
Piracetam for Cognitive Impairment and Dementia: Cochrane Review
Some evidence for benefit of piracetam on cognitive impairment; quality of evidence was modest.
- PMID 6608152 · 1984 · n=55Safety StudyA
Long-Term Safety of Piracetam in Elderly Patients with Cognitive Decline
Piracetam was well-tolerated over long-term use with minimal adverse effects in elderly patients.
Medicine interactions
- HIGH
Warfarin· blood_thinner
Piracetam may enhance antiplatelet effects and increase bleeding risk.
→ Monitor INR closely; avoid combination unless under medical supervision.
- HIGH
Clopidogrel· blood_thinner
Additive antiplatelet effect increases bleeding risk.
→ Avoid concurrent use; consider alternative nootropic.
- MODERATE
Aspirin· blood_thinner
Synergistic inhibition of platelet aggregation.
→ Use caution; monitor for bruising or bleeding.
- MODERATE
Anticholinergic drugs (e.g., diphenhydramine)· SSRI
Anticholinergics may counteract piracetam's cholinergic effects.
→ Avoid combination; choose non-anticholinergic alternatives.
- LOW
Thyroid hormones (levothyroxine)· thyroid_med
Piracetam may increase thyroid hormone levels in some cases.
→ Monitor thyroid function if symptoms of hyperthyroidism appear.
This page is a reference summary, not a prescription. Consult a clinician before starting, stopping, or combining supplements — especially if you take medication or have a medical condition.