Isotretinoin is a vitamin A derivative also known ... (These are the signs you need prescription acne treatment.) “Everyone ...

When someone has measles virus, their body can have Vitamin A deficiency. In that condition, treatment with two oral doses of Vitamin A can be helpful,” Fisher said. “It is true that severe ...

4. Reduces and treats acne A type of vitamin A, available by prescription or in small doses in over-the-counter products, called retinol is considered one of the best topical treatments for acne.