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Also reported in: mmol/L, µmol/g
Your SCFA production is within the normal range, indicating adequate gut bacterial fermentation of dietary fiber and good support for colon health.
Your short-chain fatty acid production is critically low. SCFAs (particularly butyrate) are produced by beneficial gut bacteria fermenting dietary fiber. They are the primary fuel source for colon cells and are essential for gut lining integrity, anti-inflammatory signaling, and protection against colorectal cancer. This level indicates very disrupted gut microbiome.
Seek medical evaluation. Gut microbiome assessment and comprehensive nutritional evaluation are needed. Probiotic therapy, prebiotic fiber supplementation, and possible fecal microbiota transplantation consultation may be considered.
Short-chain fatty acids critically low — noticeable gut fermentation deficiencyYour SCFA production is below the reference range. Low SCFAs indicate insufficient beneficial gut bacteria and/or inadequate dietary fiber intake. This impairs colon cell nutrition, increases gut permeability, weakens anti-inflammatory protection, and may contribute to digestive symptoms and dysbiosis.
Increase dietary fiber intake from diverse plant foods. Consider prebiotic foods (Jerusalem artichoke, chicory, garlic, onion). Discuss probiotic supplementation with your doctor. Retest after 3 months of dietary changes.
Short-chain fatty acids below reference range — inadequate gut fermentation capacityYour SCFA production is at the lower end of normal. Increasing dietary fiber diversity would support more robust SCFA production by beneficial gut bacteria.
Increase fiber intake from a variety of plant sources including legumes, vegetables, whole grains, and resistant starches.
Short-chain fatty acids: low-normal — borderline gut fermentation capacityYour SCFA production is within the normal range, indicating adequate gut bacterial fermentation of dietary fiber and good support for colon health.
No specific action required. Continue a fiber-rich diet to maintain SCFA production.
Short-chain fatty acids within reference range — adequate gut fermentationYour SCFA production is in the optimal range, reflecting robust beneficial gut bacteria activity and excellent dietary fiber fermentation. This supports strong gut lining integrity and anti-inflammatory signaling.
No action needed. Continue diverse fiber-rich diet and fermented foods.
Short-chain fatty acids: optimal — excellent gut fermentation capacityYour SCFA production is above the reference range. While high SCFAs are generally healthy, markedly elevated levels can sometimes indicate small intestinal bacterial overgrowth (SIBO), where excessive fermentation occurs in the small intestine, causing bloating, gas, and malabsorption.
Discuss with your doctor if you have bloating, diarrhea, or malabsorption symptoms. SIBO testing (breath test) may be appropriate.
Short-chain fatty acids above reference range — high fermentation activity; may indicate SIBO or excessive fermentationYour SCFA level is significantly elevated. This level, particularly if accompanied by digestive symptoms, may indicate SIBO or disordered fermentation. While SCFAs themselves are beneficial, the pattern of fermentation matters — too much in the wrong location causes symptoms.
Seek gastroenterology evaluation if symptomatic. SIBO breath testing and gut microbiome assessment are recommended.
Short-chain fatty acids significantly elevated — excessive fermentation activityYour SCFA is critically elevated. This very large fermentation level warrants investigation for significant SIBO or other gut dysbiosis affecting fermentation patterns.
Seek gastroenterology evaluation. Comprehensive gut microbiome assessment and SIBO testing should be arranged.
Short-chain fatty acids critically elevated — noticeable fermentation dysregulationUpload your lab report and get your actual values interpreted in plain English — instantly, with no medical training required.