can anyone give a b12 injection Will my Work Right Away? Best Vitamin B12 Injection Sites:

Vitamin B 12is bound to intrinsic factor during transit through the stomach

Ideal Candidates You might be a good candidate if you: Feel constantly tired or sluggish Have difficulty focusing Follow a vegetarian or vegan diet Have a known B12 deficiency When to Avoid It Those with certain allergies or medical conditions should speak with a provider before starting injections

B12 binding proteins

Gut microbiome, prebiotics, intestinal permeability and diabetes complications

Chan AS, Wong YH

Because these tests dont always show the full picture, its best to measure at least two parameters before diagnosing a B12 deficiency