can b12 injection be given in buttocks the Buttock Injection Explained: Proper Technique
Description
Infertility As with a lack of vitamin B12, a folate deficiency can also affect your fertility

Prolonged use beyond 12 months Short-term semaglutide use of several months likely does not deplete b12 stores in people who start with adequate levels

Journal of Obstetrics and Gynaecology

Unlike oral supplements that may have absorption issues, B12 injections deliver the vitamin directly into the bloodstream, allowing for faster and more effective results
Lower concentration formulations require injecting more fluid
