In one published case, an active, lean-adjacent man lost about one-third of his total weight as muscle on 2.5 mg and recovered it after adding resistance training and increasing protein. This is a cautionary case, not an incidence estimate
That does not mean it acts like a dopamine booster in the way a stimulant might, but it does help support the systems your brain uses to maintain healthy dopamine activity
When attempting weight loss with b12 shots, youre better off thinking about how these therapies might get you going and keep you going, rather than sweating the semantics
Im maintaining muscle mass while losing fat, which is exactly what I wanted
Rotate injection sites across abdomen, thighs, and upper arms to prevent localized irritation from repeated punctures in the same area
Vitamin B12: Cobalamin Supports increased energy levels by promoting red blood cell production (helps cells receive more oxygen) and supplying DNA and amino acids with the energy needed for essential functions