Healthier Hair, Skin, and Nails : Promotes healthy cell turnover and reproduction, resulting in visibly stronger hair and more radiant skin
Studies have shown that B12 supplements may improve memory and concentration, especially in older adults
Effects on specific populations including the elderly, those with metabolic disease, and women have not been specifically investigated
The evidence that they directly cause weight loss is weak
Before taking a B12 shot, tell your doctor if you: Are allergic to B12, cobalt or any multivitamin combinations Have vision issues or Lebers disease (a genetic condition that causes vision loss) Have any infections Have been diagnosed with folic acid deficiency or iron deficiency Are pregnant, breastfeeding, or planning to get pregnant Are taking any supplements, including herbal supplements Are taking any medications, such as folic acid, methotrexate, chloramphenicol, colchicine, para-aminosalicylic acid (PAS), or pyrimethamine Have liver or kidney disease Have a drinking problem RxList