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.
Needed for Healthy Skin and Hair. Vitamin B12 is essential for healthy skin, hair and nails because it plays a major part in cell reproduction. Vitamin B12 benefits skin health by reducing redness, dryness, inflammation and acne blemishes â and can be applied to the skin for psoriasis and eczema.