can you take a b12 injection at night How to self-inject intramuscular vitamin - Overview Vitamin B12 Injections - Philadelphia

Those pregnant, breastfeeding, or undergoing cancer treatment should avoid it until more data becomes available

Nomenclature , one of eight B vitamins, is also known as Vitamin B12

Oral administration of cobalamin is as effective as parenteral Advantages of oral supplementation are comfort, ease of administration, and cost

This is also where the supply-versus-stability point from the reconstitution section bites: if a reconstituted 10 mg vial holds ~66 doses but the solution is only reliably stable for a few weeks, plan the reconstitution volume so you are not left discarding drug you paid for

For others, it may take a few weeks of consistent use

Some may start with injections every few days or weekly, then switch to monthly doses