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rash after b12 injection What causes pruritus Vitamin (Cobalamin) injection? Can Vitamin b12 Injections Cause
Description
Warnings Patients who have early Leber's disease (hereditary optic nerve atrophy) have been found to suffer severe and swift optic atrophy when treated with vitamin B12

There is also a medical advisory board

[DOI] [PubMed] [Google Scholar] 274.Hollingsworth J.W., Maruoka S., Boon K., Garantziotis S., Li Z., Tomfohr J., Bailey N., Potts E.N., Whitehead G., Brass D.M., et al

Dietary zinc, copper and selenium, and risk of lung cancer
Methylcobalamin is vitamin B12 in its most natural, active form