GAST and atherosclerosis: Two other fatty acid derivatives were the methyl ester of 9,12-octadecadienoic acid, which is the most prevalent fatty acid in human nutrition and is used to treat atherosclerosis and hyperlipoidemia [30] and the methyl stearate that possess different physiological functions such as GABA aminotransferase inhibition, gastrin inhibition, and antinociception [31].