As injections are more easily and quickly absorbed by the body, many people use B12 injections as opposed to oral supplements
They are not drugs, foods, supplements, or cosmetics, are not approved by the FDA, and are not intended to diagnose, treat, cure, or prevent any disease, or for human or veterinary consumption
Gently aspirate by pulling back slightly on the plunger to check for blood: If blood appears , stop, withdraw, and restart in a new spot
Fletcher MM, et al
Vitamin B12 shots are generally safe for most individuals, especially those with a B12 deficiency
HPLC retention times don't match the expected retatrutide and cagrilintide values