Octanoic acid (CAS 124-07-2) also referred to as caprylic acid is a saturated fatty acid comprising an eight-carbon aliphatic chain Naturally present in sources such as coconut oil and breast milk octanoic acid is known for its amphipathic properties and moderate water solubility In research octanoic acid has been utilized to study lipid metabolism cellular energy production and the modulation of membrane structure due to its role as a medium-chain fatty acid It also exhibits antimicrobial activity attributed to its capacity to disrupt microbial cell membranes Octanoic acid is widely applied in investigations involving metabolic disorders mitochondrial function and microbiological models