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Piracetam

The first nootropic compound ever synthesized, enhancing cognitive function through modulation of AMPA receptors and neurotransmission

Scientific name2-oxo-1-pyrrolidineacetamide FormulaC6H10N2O2 Molecular weight142.16 g/mol CAS7491-74-9
95 absorption score
9 safety / 10
20 USD per month
5 documented interactions

Check it against something

Evidence level A

Piracetam with:

Compatibility score 82 out of 100
82 out of 100
Works better together Compatible. Timing differs, so follow each supplement's own window.

Check it against your whole stack →

What it does

mechanism and evidence for each claim

Enhanced memory and learning

Significantly improves memory formation and learning capacity

Modulates AMPA receptors and enhances synaptic plasticity Evidence A-grade 2-6 weeks

Improved cognitive function

Enhances overall cognitive performance and mental clarity

Increases neuronal communication and brain connectivity Evidence A-grade 2-4 weeks

Neuroprotective effects

Protects brain cells from damage and supports healthy aging

Reduces oxidative stress and prevents neurodegeneration Evidence B-grade 4-12 weeks

Enhanced brain connectivity

Improves communication between brain hemispheres

Increases corpus callosum function and inter-hemispheric transfer Evidence A-grade 2-8 weeks

Support for age-related cognitive decline

May help with mild cognitive impairment and dementia

Supports neuroplasticity and cognitive reserve Evidence B-grade 8-24 weeks

Others take these for the same thing

Same goal, different mechanism — check any of them against this one

Every pair we checked

12 combinations scored by the engine
Piracetam + Caffeine No documented interaction either way No known interaction 70
Piracetam + Creatine Monohydrate No documented interaction either way No known interaction 70
Piracetam + Vitamin D3 No documented interaction either way No known interaction 70
Piracetam + Calcium Carbonate No documented interaction either way No known interaction 70
Piracetam + Whey Protein No documented interaction either way No known interaction 70
Piracetam + Lactase No documented interaction either way No known interaction 70
Piracetam + Bovine Collagen No documented interaction either way No known interaction 70
Piracetam + DHA No documented interaction either way No known interaction 70
Piracetam + Turmeric No documented interaction either way No known interaction 70
Piracetam + Omega-3 + Curcumin + Vitamin D Triple Anti-Inflammatory Formula Enhanced membrane fluidity and cognitive function Works better together 78
Piracetam + Choline (Bitartrate) Essential for preventing headaches and maximizing benefits Works better together 82
Piracetam + Alpha-GPC Enhanced cognitive function and reduced side effects Works better together 82

Dosage

Divided doses with meals
Daily1600-3200mg
Cognitive enhancement1600-3200mg daily
Learning support1600-2400mg daily
Neuroprotection2400-4800mg daily
Dementia support2400-4800mg daily

Before you take it

Restricted substance. Not approved by the FDA as a dietary supplement.

Pregnancyavoid

When to expect it

First Effects2-4 weeks for cognitive benefits
Peak Benefits6-12 weeks for sustained cognitive enhancement
Deficiency DevelopmentNot applicable - synthetic compound
Toxicity OnsetVery rare, excellent safety profile

How to measure it

Not applicable
MarkerNot routinely measured - assess through cognitive function
OptimalEnhanced cognitive performance markers
Deficient belowNot applicable for synthetic compound
FrequencyMonitor through cognitive assessment

What people actually reported to the FDA

CAERS, 2 reports naming it as the suspect

Most reported effects

Cognitive disorder 1
Disturbance in attention 1
Quality of life decreased 1
Speech disorder 1
Vision blurred 1
Named as the suspect 2 reports of 2 that mention it at all
Serious outcome 100% hospitalisation, emergency room or worse
Disability1
Other Serious or Important Medical Event1

Reports are voluntary and unverified — they record what someone experienced while taking something, not what the compound caused. Counts skew towards products people take a lot of, and a serious outcome is more likely to be reported than a mild one, so these are not rates. How we filter them →

What actually reaches you

The label counts the carrier, your body does not
Absorption Very high 95 of 100 · best absorbed form of this compound
Delivered daily 2280 mg
Cost per 100 mg delivered $0.03 comparative — uses the absorption score, not a measured percentage

Works better with

3 documented
+
Choline Sources

Essential for preventing headaches and maximizing benefits

Piracetam increases choline demand for acetylcholine synthesis · level A
+
Alpha Gpc

Enhanced cognitive function and reduced side effects

Provides choline for increased acetylcholine demands · level A
+
Omega 3 Fatty Acids

Enhanced membrane fluidity and cognitive function

Both support neuronal membrane function · level B

What not to take with Piracetam

2 documented
!
Alcohol

May interfere with cognitive benefits

Alcohol impairs memory formation and neuroplasticity · moderate significance
!
Anticholinergic Drugs

May counteract cognitive benefits

Opposing effects on acetylcholine system · moderate significance

Medication interactions

Discuss these with a pharmacist before combining
blood-thinners Minor

May slightly increase bleeding risk

What to do: Monitor bleeding parameters

thyroid-hormones Minor

May enhance thyroid hormone effects

What to do: Monitor thyroid function

stimulants Minor

May enhance stimulant effects

What to do: Monitor for overstimulation

Available forms

bioavailability compared
Piracetam (racetam) 95

Piracetam (racetam): Excellent research, High safety, Cognitive enhancement, Cumulative effects

Food sources

before you supplement
Not found in natural foods Synthetic compound only · N/A
Supplements only 800mg per capsule typically · 95
Prescription medications (Europe) 800mg tablets · 95
Bulk powder form Measured doses · 95

Too little

deficiency signs
  • Not applicable (synthetic compound):
  • Symptoms addressed by piracetam:
  • Poor memory and learning ability
  • Reduced cognitive performance
  • Age-related cognitive decline
  • Poor brain connectivity
  • Difficulty with complex mental tasks

Too much

toxicity signs
  • Extremely safe, potential effects:
  • Headaches (most common)
  • Overstimulation and anxiety
  • Insomnia if taken late
  • Digestive upset
  • Dizziness (rare)

Who benefits most

cognitive-enhancement

Excellent for improving memory and learning capacity

1600-3200mg daily
students-learning

Enhances learning ability and memory formation

1600-2400mg daily
aging-neuroprotection

Supports healthy brain aging and cognitive function

2400-4800mg daily
dementia-mild-cognitive-impairment

May help with age-related cognitive decline

2400-4800mg daily
brain-injury-recovery

May support recovery from traumatic brain injury

2400-4800mg daily

What else affects it

Beyond other supplements
!
Alcohol

May interfere with cognitive benefits

Alcohol impairs memory formation and neuroplasticity

How it works

  • Modulates AMPA receptors enhancing glutamate neurotransmission
  • Increases neuronal membrane fluidity
  • Enhances brain connectivity and hemispheric communication
  • Supports neuroplasticity and synaptic plasticity
  • Improves mitochondrial function in neurons
  • Increases choline uptake and acetylcholine synthesis

Key findings

what the evidence supports
  • Extensive evidence for cognitive enhancement and memory improvement
  • Excellent safety profile with over 50 years of use
  • Cumulative benefits with long-term use
  • Most effective when combined with choline sources

Sources: NIH Examine.com · data reviewed 2026-08-02

Compiled by Denis, who maintains this database and holds no medical qualification — every figure here is sourced or derived, never asserted. How we calculate it →

Common questions

What are the benefits of Piracetam?

Documented effects: Enhanced memory and learning; Improved cognitive function; Neuroprotective effects; Enhanced brain connectivity. Significantly improves memory formation and learning capacity

How much Piracetam should you take per day?

The common daily range is 1600-3200mg. By goal — cognitive enhancement: 1600-3200mg daily; learning support: 1600-2400mg daily; neuroprotection: 2400-4800mg daily; dementia support: 2400-4800mg daily.

When is the best time to take Piracetam?

Divided doses with meals. First effects are typically reported within 2-4 weeks for cognitive benefits.

What are the side effects of Piracetam?

At excessive doses: Extremely safe, potential effects:, Headaches (most common), Overstimulation and anxiety, Insomnia if taken late, Digestive upset. Safety rating at normal doses is 9 out of 10.

What should you not take with Piracetam?

Separate it from Alcohol, Anticholinergic Drugs by two to four hours. May interfere with cognitive benefits

Does Piracetam interact with medications?

Documented interactions with blood-thinners, thyroid-hormones, stimulants. Discuss these with a pharmacist before combining.

How do you know if you need Piracetam?

The marker is Not routinely measured - assess through cognitive function, optimal range Enhanced cognitive performance markers. Common deficiency signs: Not applicable (synthetic compound):, Symptoms addressed by piracetam:, Poor memory and learning ability, Reduced cognitive performance.

Taken for