what size needle is used for b12 injections Dr. prescribed injections. Pharmacy only gave me vials. Where do you get your needles and syringes? size?? Where do I inject? : r/B12_Deficiency what gauge needle is used
Pay in 4 interest-free payments of $5.22 Learn more
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Sep 28 - Oct 3













![Tirzepatide [Mounjaro] Vial Kit (BAC Water Included) – SIGMA Labs UK](https://sigmalabsuk.net/wp-content/uploads/2025/07/IMG_0172.jpeg)











