Because safflower seed oil is an oil product made of safflower seeds. Raw materials are expensive. And the nutritional value is high, and safflower seed oil is yellow. The fatty acid composition of standard safflower seed oil is palmitic acid 5-9%, stearic acid 1-4.9%, oleic acid1-kloc-0/-5%, linoleic acid 69-79% and iodine value 140, which belongs to drying oil. Oleic acid safflower seed oil is mainly oleic acid, accounting for about 60%, linoleic acid 25%, and the iodine value is about 105, which belongs to semi-drying oil. Oil contains vitamin E, oryzanol, sterol and other nutrients, which can prevent arteriosclerosis and lower blood cholesterol. It can be blended with other edible oils into "health oil" and "nutrition oil", and it is also the first-class raw material for making linoleic acid pills and other health care drugs.