Whether astaxanthin is beneficial to patients with cerebral infarction is not clear, there are health products containing astaxanthin ingredients, which can be used for people with low immunity, but do not have a therapeutic effect. Astaxanthin is widely found in fish, shrimp, crab, is a kind of carotenoid, astaxanthin has nutritional nerve, anti-inflammatory, improve immunity, antioxidant effect. Animal experiments show that astaxanthin can pass the blood-brain barrier, thus directly acting on the nerve cells, the nerve cells have a certain nutritional effect. After the occurrence of cerebral infarction, nerve cells will have different degrees of damage, from the theory that astaxanthin may have a certain effect on nerve recovery. However, clinical studies are still lacking, and the effect on disease improvement is uncertain. Cerebral infarction patients appropriate intake of astaxanthin is possible, but can not replace the corresponding therapeutic drugs. Patients with cerebral infarction should eat a low-salt diet, strictly control blood pressure, eat less greasy food, control blood fat, as well as quit smoking and limiting alcohol. It is recommended that if you feel unwell, go to the hospital in time, follow the doctor’s advice and timely treatment.