“…Tributyrin is a lipid substance produced from three molecules of butyric acid and one molecule of glycerol catalysed by sulfuric acid and is a precursor substance of butyric acid (Li et al, 2020). Compared with the traditional butyrate, tributyrin is characterized by slow release at a fixed point in the distal intestine after passing through the stomach, performs the corresponding physiological functions, and will not react with acidic gastric juice to produce harmful substances (Jin, 2018;Wu, 2019).…”