The effects of linolenic acid oil are as follows: first, to prevent the occurrence of eczema, because linolenic acid can well regulate the ratio between the skin oils, if lacking, it is likely that eczema will appear. Second, to maintain normal vision, because vision is inseparable from the normal function of the retinas, and the synthesis of retinas can not be separated from the linolenic acid oil. Third, can play a good anti-inflammatory effect, so for the body has a chronic inflammation exists, the appropriate increase in the intake of linolenic acid oil, can play a good role in reducing the inflammatory response to the obvious effects. Fourth, can play a good prevention of diabetes, hyperlipidemia and hypertension, the occurrence of chronic metabolic diseases.