Registered dietitians explain what vitamin B12 is, how much you need, and the potential side effects of taking too much. Vitamins and minerals are essential for vitality, which may explain why ...

Can Too Much B12 Cause Side Effects? Since taking B12 in high doses has not been seen to negatively affect people in any way, there are no known symptoms associated with too-high levels of the ...

Supplementing with vitamin B12 can improve energy levels in people who are deficient in the vitamin. However, it may not ...

While the natural aging of the skin and body is inevitable, experts suggest that excessive intake of certain supplements can ...