how much b12 is in 1 ml injection Cyanocobalamin Vitamin 1000 mcg — Mountainside Medical Veterinarians may prescribe vitamin B12 injections to animals with a deficiency Vitamin B12 Injection Dosage for
Description
Among them are fatigue, dizziness, and muscle weakness

No lethal dose has been identified

Thats because vitamin B12 is bound to protein and can only be released by digestive substances in the stomach (hydrochloric acid and gastric protease) to be absorbed

I havent lost a lot of weight but my clothing is starting to fit better
