Best Supplements for Increased Short-Chain Fatty Acid Production
Ranked by research evidence. Compare 35 supplements across 50 papers from the biomedical literature, with effect direction, evidence strength, and dose range for each.
Top picks by evidence
- Low evidence5 studies
Across 4 studies, all reported beneficial effects of Bifidobacterium animalis subsp. lactis BB-12 on short-chain fatty acid (SCFA) production, with effect sizes ranging from small to moderate. The highest-quality evidence (a meta-analysis in older adults) found small beneficial effects on valeric and acetic acid levels. Only 1 study reported statistical significance, and no consistent dose or form data were available.
- Very low evidence5 studies
Across 4 studies (all in vitro fermentation or animal models), all reported beneficial effects on short-chain fatty acid production, with a predominant moderate effect size (3 moderate, 1 small). 3 of 4 studies reached statistical significance. No human data are available; dose ranges and durations were not reported.
- LowBifidobacterium animalis subsp. lactis BB-12Across 4 studies, all reported beneficial effects of Bifidobacterium animalis subsp. lactis BB-12 on short-chain fatty acid (SCFA) production, with effect sizes ranging from small to moderate. The highest-quality evidence (a meta-analysis in older adults) found small beneficial effects on valeric and acetic acid levels. Only 1 study reported statistical significance, and no consistent dose or form data were available.5 beneficial5 studies
- Very lowBifidobacterium plantarumAcross 4 studies (all in vitro fermentation or animal models), all reported beneficial effects on short-chain fatty acid production, with a predominant moderate effect size (3 moderate, 1 small). 3 of 4 studies reached statistical significance. No human data are available; dose ranges and durations were not reported.5 beneficial5 studies