Butyric acid production

Butyric acid production" refers to the microbial synthesis of butyric acid (also called butanoic acid), primarily via anaerobic fermentation by certain bacteria in the human colon and in industrial processes. The main producers are obligately anaerobic bacteria from genera such as Clostridium (*e.g.*, C. acetobutylicum, C. tyrobutyricum), which ferment carbohydrates from dietary fiber into short-chain fatty acids including acetate, propionate, and especially butyrate/butyric acid[1][2][3][4]. The canonical biochemical pathway involves several key enzymatic steps: 1. Conversion of glucose through glycolysis into pyruvate. 2. Pyruvate conversion into acetyl-CoA. 3. Sequential transformation via acetoacetyl-CoA → β-hydroxybutyryl-CoA → crotonyl-CoA → butyryl-CoA. 4. Final conversion into free butyrate by either phosphotransbutyrylase-butyrylate kinase pathway or CoA-transferase pathway—both generating ATP in the process[1][2][3]. Butyrylation has important physiological effects on host energy metabolism and immune regulation; its deficiency has been linked with inflammatory bowel disease and colorectal cancer risk reduction due to its anti-inflammatory properties when acting on colonocytes through G-protein coupled receptors like FFAR2/FFAR3/HCA2 and histone deacetylases inhibition[2][5]. Industrially produced via bacterial fermentation or chemical synthesis from petrochemical feedstocks—but most relevantly for human health through colonic bacterial action on resistant starches/dietary fibers consumed in food.[4][5] In summary: "Butyric acid production" describes an essential microbial metabolic function—not an individual molecular drug target—and should be treated accordingly when structuring data about biological targets.[1][2]

Other names

Butyrate biosynthesisButyrate fermentationButanoic acid synthesis

Drugs that modulate gut microbiota composition can indirectly affect butyrate levels by promoting growth of butyrate-producing bacteria.