Occasional mild injection-site reactions (redness, itch) may occur with subcutaneous administration
If you overshoot, push the excess back into the water vial
Here are the most common ways to get your B12 levels back up: Oral Tablets or Capsules : These are a great starting point if your deficiency is mild and likely tied to your diet
Davis R, Cullen R Jr, Flitter M, Duenas D, Engle H, Ennis B
If you have low levels or a proven deficiency, you may benefit from supplementation which can be discussed during a consultation where you may be prescribed Vitamin B12 booster injections
By understanding how vitamin B12 injections work, you can decide if this option suits your needs