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 C. Vitamin C is good for your hair growth and healthy skin. Vitamin C may help your skin look younger, according to the Mayo Clinic. Vitamin C plays an essential role in forming collagen. Collagen, a protein, stimulates skin production, according to the National Institutes of Health.
Certain vitamins and antioxidants may help improve the health and quality of your skin. Research has found that antioxidant vitamins A, C and E, as well as selenium, can help support and maintain healthy skin and may protect the skin against sun damage. Vitamin A: Also known as retinol, is key for cell growth, and often used as a topical anti-aging treatment. 2  Vitamin C: Also known as ascorbic acid, is an antioxidant that helps tissue grow and repair itself. 3  Vitamin E: Helps the body regulate retinol levels, which is essential for healthy skin.