Compound three-dimensional linoleic acid capsules are mainly used for the auxiliary treatment and prevention of atherosclerosis. The linoleic acid polyene in the drug component is an unsaturated fatty acid that can be combined with cholesterol, which can promote its degradation into bile acid and excretion, and has the effect of reducing cholesterol. It can change the distribution of cholesterol in the body, reduce the deposition of paper in the blood vessel wall, change the composition and structure of lipoprotein, increase the fluidity of cell membrane and lipoprotein, or protect the function of blood vessel wall. Inositol has the function of reducing blood fat, combining with fatty acid, phosphoric acid, etc. to form accumulated phospholipids, and has the function similar to choline, which can promote fat metabolism in liver and other tissues, and prevent fat accumulation in liver. Vitamin b6 is converted into 03b polyoxometalaldehyde in red blood cells, which plays a role in such metabolic functions as protein and carbohydrate. Vitamin b6 is also involved in the transformation of tryptophan to nicotinic acid into 5-hydroxytryptamine, and vitamin c is used for the formation of antibodies and collagen, as well as tissue repair.