what is b12 injection given for Vitamin Dosage Methylcobalamin Injection (Vitamin B12) |

Excipients and Fillers in B12 Supplements Vitamin B12 supplements often have additives that can cause allergies

They are unapproved compounded products, prepared by compounding pharmacies, which have not been reviewed by the FDA for safety, efficacy or quality in this indication

Other conditions such as intestinal overgrowth (known as SIBO), which is also incredibly common among hypothyroid patients (2), can reduce B12 absorption in the GI tract

Additionally, people experiencing fatigue, memory issues, or neuropathy should consider Vitamin B12 supplementation, especially if they don't consume B12-enriched foods