feeling weak after b12 injection How Can Vitamin Shots Help Me Feel Refreshed b12 injection makes me sleepy
Description
So if the pathway is already slow, and B12 is also low or poorly absorbed, the problem gets worse

It has not been evaluated by the FDA for safety or efficacy in humans

Instead, it is quickly absorbed by the body minute after its administration
Drug Interactions: Certain medications, like metformin and stomach acid reducers (PPIs), can interfere with B12 absorption from food, which may increase the need for injections
