All medications have side effects. Hives, constipation, dry mouth, and headaches are common side effects in a lot of drugs. But in some cases certain side effect combinations can indicate an allergic reaction instead of being a side effect. Be sure to read the specific warnings on the drug to be sure.
Vitamin A. Vitamin A will help your hair and skin health. This antioxidant vitamin helps normalize cell growth, maintain healthy skin, form collagen and increase your cell renewal rate, according to the National Institutes of Health.
Vitamins for Hair Growth. 1  The B-Complex vitamins, which is sometimes called the beauty vitamins are essential for hair growth and are needed for hair health. 2  Vitamin C is an antioxidant that helps maintain skin & hair health. 3  Vitamin E is an antioxidant that enhances scalp circulation. The B-Complex vitamins, which is sometimes called the beauty vitamins are essential for hair growth and are needed for hair health. 2  Vitamin C is an antioxidant that helps maintain skin & hair health. 3  Vitamin C aids in improving scalp circulation.