is b12 injection better than oral Injections: What B12 and Who Needs It? Lipotropic Injections vs. Oral Supplements:

No refrigeration is required for the topical serum, though it should be used within 90 days of opening to ensure peptide stability

The guides below explain the benefits of B12 injections, common signs of deficiency, and what to expect when receiving a vitamin B12 injection at a pharmacy clinic

The information provided here is not a substitute for professional medical advice, diagnosis, or treatment

There are more nerves in the muscle in the thigh than in the deltoid muscle, and it is easier to find the safe place to do the injection in the upper arm (which is why this is a common used place to give vaccinations i.m.)