what happens if you don't get your b12 injection How to Give a Injection: Step-By-Step Instructions Vitamin B12 Deficiency: Symptoms, Causes

The Lancet Diabetes & Endocrinology, 6(2), 105-113

These are just a few signs that your body might be craving more vitamin B12

For vitamin B12 to be absorbed from the gut, it must bind to a protein called intrinsic factor, which limits how much B12 the gut can take in at one time

B12 injections are especially useful for people with a B12 deficiency, which tends to stem from difficulties absorbing the nutrient, not falling short nutritionally, says Foxx

The melanocortin system has a well established role in the regulation of energy homeostasis but there is growing evidence of its involvement in memory, nociception, mood disorders and addiction