can you inject b12 sub q Sandoz Vitamin Injectable Solution - 1000 mcg/10 mL Common Mistakes in B12 Injections

Report of a Joint FAO/WHO Expert Consultation

(jofem.org) But it is not in the same efficacy universe as GLP-1/GIP medications for weight loss, and it should not be positioned that way

Consult your doctor before use if you have a history of allergies, kidney problems, or low potassium

Iron deficiency anemia is more common among women than men

So, if your vitamin B12 deficiency is due to an autoimmune disease in which your stomach doesn't make intrinsic factor, supplements might not work for you, and you will need injections

While feeling tired after a B12 injection may be disheartening, its important to communicate any concerns with your healthcare provider to determine the root cause and find the best solution for your body