can you inject b12 yourself Patients self-injecting vitamin without telling their GP, finds study How to Give a B12

Hormone-Based Injections Some weight loss injections use hormones like HCG (Human Chorionic Gonadotropin) to help you lose weight

If blood tests show clearly low levels (thresholds vary by lab, but often below roughly 200 pg/mL) or there are signs of anemia, a provider may recommend weekly injections for the first several weeks as a correction or "rescue" phase

However, some clinics or healthcare providers may offer B12 injections on a non-prescription basis

After ingestion, stomach acid separates B12 from food proteins, and then intrinsic factor produced in the stomach lining binds to B12 so it can be absorbed in the ileum (the final section of the small intestine)

More energy and dropping weight