If you have a vitamin A deficiency, you can supplement your vitamin A intake with medication or food, and you need to follow your doctor’s instructions to avoid other complications. 1. Drug supplementation, if you need to take vitamin A medication, you need to follow the doctor’s instructions for medication, can be taken orally, such as multivitamins, vitamin A capsules, vitamin AD pills and so on. 2. Food supplementation, many foods contain vitamin A, such as animal liver, peas, tomatoes, corn, sweet potatoes, pumpkin, eggs, cherries, shrimp, etc., but to remind you is that the food contains vitamin A dose is small, can only play a supporting role. Vitamin A belongs to the fat-soluble vitamins, is to maintain the normal activities of the body’s essential vitamins, involved in the functional activities of human skeletal muscle cells, but also to protect vision. Although vitamin A is very important to the human body, but not excessive supplementation. Remind everyone is, when vitamin A deficiency, should be timely to the hospital, follow the doctor’s instructions for symptomatic treatment.