cobalt in b12 injections Do You Need a Prescription for Injections? Cobalt contact allergy
Description
If you follow a vegetarian or vegan diet, you may have to seek alternative sources of B12 like tablets or the B12 injection to ensure you have the required levels of B12 to prevent deficiency

We recommend consulting with a healthcare professional for personalized guidance and to rule out any underlying health conditions

53 Kaplan, L

How long will it take for the injection to work
