Butyrate
nootropics
Butyrate is a short-chain fatty acid produced by gut bacteria during the fermentation of dietary fibre. It serves as a primary fuel source for colonocytes and plays a crucial role in maintaining gut barrier integrity and reducing inflammation.
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Benefits
Dosage
Typical Dose
500mg–2000mg daily
Upper Limit
3000mg daily
Timing
With meals to enhance absorption and minimise gastrointestinal upset
Forms & Bioavailability
Sodium butyrate
Moderate; rapidly absorbed but may cause osmotic effects
Calcium butyrate
Moderate; better tolerated with lower osmotic impact
Butyrate esters (tributyrin)
Higher; provides delayed release and improved stability
Side Effects
Interactions
Research Summary
Research demonstrates that butyrate significantly improves intestinal barrier function and reduces systemic inflammation markers. Studies suggest potential benefits for cognitive health through the gut-brain axis, though human clinical trials remain limited. Most evidence comes from in vitro and animal studies, with promising but preliminary results in human populations.
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The Bottom Line on Butyrate
Butyrate is moderately researched with promising but sometimes mixed evidence.It is most commonly used for improved gut health and barrier function and reduced intestinal inflammation. As with any supplement, individual results vary. Start with the lower end of the dosage range and assess for 4-8 weeks before adjusting.
About Our Research
This profile is compiled from peer-reviewed research published on PubMed, the NIH Office of Dietary Supplements, and established nutritional science databases. Dosages reflect clinically-studied amounts from human trials where available. We update profiles as new research emerges. This is not medical advice — consult a healthcare professional before supplementing.
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