Hermetica Superfood Encyclopedia
Legacy index-continuity record: the score and narrative are provisional and must not be represented as validated or human-approved.
Review flags: AWAITING_SEMANTIC_VALIDATION
Propionic acid is a three-carbon short-chain fatty acid produced by beneficial gut bacteria through fiber fermentation. It regulates immune function via GPR41 and GPR43 receptors while maintaining intestinal barrier integrity.
Reported Benefits (Provisional)
Origin & History
Propionic Acid, or C3, is a short-chain fatty acid found in fermented foods and produced by gut bacteria. It is naturally present in cheese and other dairy products.
Research Narrative (Provisional)
Research, including in vitro and animal studies, suggests benefits for gut and metabolic health. Human studies are limited.
Preparation & Dosage
Dosage guidance is withheld because the publication gate has not recorded adequate support for this profile.
Nutritional Profile
- Contains 3 carbon atoms in its chain. - Produced by gut bacteria during fermentation. - Found in small amounts in fermented foods.
Reported Mechanism (Provisional)
Propionic acid activates G-protein coupled receptors GPR41 and GPR43 on intestinal epithelial cells and immune cells. This activation triggers anti-inflammatory pathways by inhibiting NF-κB signaling and reducing pro-inflammatory cytokine production including TNF-α and IL-6. It also strengthens tight junction proteins like claudin-1 and occludin to maintain intestinal barrier function.
Clinical Narrative (Provisional)
Human studies on propionic acid supplementation are limited, with most evidence derived from observational studies measuring fecal SCFA levels. Small intervention trials (n=20-50) using 500mg-2g daily doses have shown modest improvements in inflammatory markers over 4-12 weeks. Animal studies demonstrate stronger anti-inflammatory effects, but human clinical data remains preliminary. More randomized controlled trials are needed to establish definitive therapeutic benefits.
Also Known As
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