Allergies If you are allergic to cobalt, you should not take vitamin B12, as vitamin B12 contains a cobalt molecule
If your diet does not provide B12 vitamins at all typical of those on a vegetarian or vegan diet you may need to take B12 tablets for the rest of your life
Post-Surgical Care: Patients who have undergone gastrointestinal surgeries, such as gastrectomies or ileal resections, may face challenges in absorbing B12 from food due to changes in the digestive process
Instead, they are usually given in concentrated doses of 1,000 mcg (1 mg)
This treatment is commonly used to address deficiencies caused by poor diet, malabsorption issues, or certain medical conditions such as pernicious anemia
Discuss your symptoms with your provider to ensure they understand how vitamin B12 affects you