b12 in pregnancy injection and Lipo Shots: NHS Guidance, Evidence and Safety – Bolt Pharmacy are b12 injections safe during
Description
A key benefit is that this part of the thigh generally has fewer nerve endings, which often means less discomfort during the injection

A single 50 mg vial lasts roughly 10 to 20 days at these subcutaneous doses

If not, 6 mm or 8 mm needles will also work
[DOI] [PubMed] [Google Scholar] 173.Leibowitz SF
These findings suggest potential applications in tissue engineering research