Linoleic acid A common unsaturated 18-carbon fatty acid occurring in glycerides in linseed oil, cottonseed oil, and other vegetable oils. It is an essential nutrient in the diet of mammals.

• 亚油酸：一种常见的18-碳不饱和脂肪酸，存在于亚麻籽、棉花籽及其他植物油的甘油脂中。它是哺乳动物重要的营养物质。