Are There Any Side Effects Of Taking A B12 1000 Supplement Daily
Taking a B12 1000 supplement may cause side effects such as diarrhea or stomach upset. Image Credit: skaman306/Moment/GettyImages Vitamin B12, or cobalamin, is needed for metabolic functions such as red blood cell production and for aid in protein synthesis. Though it’s best to avoid excessive doses of any vitamin, certain situations may justify a daily B12 supplement. High doses are generally safe, but side effects are possible, so check with your doctor before adding B12 to your regimen....