b12 injection stain What happens if you inject wrong? Vitamin B12 Injections for Hair
Description
Persistent very high levels (for example, sustained above 3 SDS in clinical context) may need clinician review, dose adjustment, or stopping

IV delivery bypasses GI absorption issues for rapid, reliable B12 availability

- question whether injections are still required or whether a non-injectable product can be prescribed

Vegetarians and vegans may need to take vitamin B12 supplements to ensure they are getting enough of the nutrient
