b12 injections self administered Ivy Grove Surgery : Self-administration of injection Vitamin B12 Injection - Self

Vitamin D, too, contributes to reducing fatigue, especially in individuals who may be deficient

A vitamin B12 deficiency can not only diminish your ability to lose weight, but it can lead to many serious health issues, some of which are irreversible, so if you are having or have had problems with your gut, are older in age, or follow a specialized or restrictive weight loss diet, dont hesitate to get tested.

This product is not labeled, promoted, or approved for use in humans or animals, and is not a dietary supplement, medication, or cosmetic

And you dont have to worry about getting too much because its been reported that there are no reports of adverse effects associated with excess B12 intakebut thats not true