It is not approved for human or animal administration and must not be used in food, dietary supplements, pharmaceuticals, cosmetics, or any consumer applications
Methylcobalamin serves as a cofactor for methionine synthase, an enzyme critical for DNA synthesis, neurotransmitter production, and homocysteine metabolism
It is not a drug, food, or cosmetic, and must not be misbranded, misused, or mislabeled as such
J Invest Dermatol
However, it's best to consult your doctor before using this medicine during pregnancy
Manufacturers do not have to comply with FDA good manufacturing practices, but the substance must be produced under sanitary conditions