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.
Overall, the entire suite of B-complex vitamins is essential for good hair and skin. In addition to Vitamin B12, vitamins B3 and B6 are also critical for hair and skin growth and appearance. A balanced B-complex vitamin supplement provides the extra boost your hair and skin may need to look great.
What vitamins are good for hair growth and thickness? Vitamin B7 (Biotin), Vitamin C and Vitamin B3 (Niacin) are 3 of the most important vitamins for thicker fuller hair. Learn why these are 3 key vitamins that make hair thicker, and what foods or hair growth supplements provide these essential hair vitamins for growth and thickness. Top Vitamins for Thicker Fuller Hair.