γ-Linolenic Acid methyl ester decreases the hepatic triglycerides and histological evidence of fatty liver induced by EtOH. γ-Linolenic Acid methyl ester could significantly decrease levels of plasma total cholesterol (TC), triglycerides (TG), low density lipoprotein cholesterol (LDL-C), MDA, atherosclerosis index (AI) and liver TC, MDA, and increase levels of high density lipoprotein cholesterol (HDL-C) in both normal and hyperlipidemic rats.