Medically reviewed by Sohaib Imtiaz, MD Key Takeaways Take vitamin B12 on an empty stomach in the morning or early afternoon to maximize absorption and avoid sleep disruptions.Vegans, older adults, ...

Vitamin B12 with vitamin B9 (folate) helps your body replenish the red blood cells you lost. Without a healthy dose of regular vitamin B12, you can become anemic. Some energy drinks use vitamin ...

If you get b12 shots, you may experience side effects like dizziness, nausea, and fatigue. It is possible to have elevated B12 levels in blood tests, which may indicate cancer or diabetes.

Dietary management of patients with Vit. B 12 deficiency that cannot be managed by a modification of the normal diet alone (eg, pernicious anemia, malabsorption of Vit. B 12, others).

B12 shots can have mild side effects like diarrhea and swelling at the injection site. Vitamin B12 injections are an effective way to treat a deficiency, but they're not for everyone. In fact ...

Not all of your supplements go together. Some need to be taken with food and others get a boost or even lead to side effects when taken together. Whether you’re looking for an energy boost (vitamin ...