To supplement vitamin A, you should eat more foods containing vitamin A, you can also use vitamin A preparations.
1. Eat more food containing vitamin A: animal food is rich in vitamin A, such as liver, meat, egg yolk, cod liver oil are rich in vitamin A. Plants contain relatively little vitamin A, but there is a precursor of vitamin A, called β-carotene, which can be converted into vitamin A in the body.
2. Use vitamin A preparations as prescribed by your doctor: Regularly monitor the clinical efficacy of vitamin A supplementation to prevent overdose. Common vitamin A preparations are vitamin A softgel capsules, such as more than 100,000 units a day for 6 months can cause chronic toxicity, manifested by lack of appetite, vomiting, diarrhea, itchy, dry and flaky skin, increased intracranial pressure.
It is recommended to use vitamin A drugs under the guidance of a doctor, usually pay attention to a balanced diet, do not picky, do not deviate from food, physical discomfort, timely medical attention. The above medication is in accordance with the doctor’s instructions.