b12 injection dose for adults monthly Vitamin Dosages: Your GoodRx Guide How Often Should You Get

For example, they may check for levels of homocysteine and methylmalonic acid

Its involved in: Energy Production: B12 helps in transforming food into energy by helping in fat and carbohydrate metabolism

For example, your doctor may look for problems with your stomach or intestines

Gastrointestinal disorders and surgeries Some GI-related conditions and surgeries may affect B12 absorption: Crohns disease: A chronic inflammatory disease, Crohns affects the small and large intestine particularly the distal ileum, which is where B12 is absorbed

Patients with a history of sensitivity to cobalamin should discuss this with their provider before starting