are b12 injections subq or im How to self-inject intramuscular vitamin - Overview Compounded Cyanocobalamin (Vitamin B12) Injection

As injections are more easily and quickly absorbed by the body, many people use B12 injections as opposed to oral supplements

Due to the increased risk of low absorption, it is recommended that adults When pregnant If you are pregnant, you will require slightly higher vitamin B12 than the general population

However, no manufacturer or regulatory body recommends using it past the expiration date, and most healthcare providers advise against it because the actual potency in your specific vial is unknowable without laboratory testing

Adverse effects: Seek medical advice if you develop any unusual, severe, or persistent side effects or symptoms after taking vitamin B12 supplements