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Severe allergic reactions, such as itching or difficulty breathing, are rare but possible
Holotranscobalamin (holoTC) reflects B12 levels in the body too
For keeping vitamin B12 levels up, a common dose is 1000 mcg (1 mg) once a month
People who will get the biggest benefits of B12 injections fall into these categories: People with B12 deficiency due to malabsorption Vitamin B12 deficiency is notoriously tough to diagnosethe blood tests are prone to both false positives and false negatives (7)and doctors dont always agree on which combination of tests to use
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