bruise after b12 injection site bruising Is this normal for an injection? : r/liraglutide Common Mistakes in B12 Injections – Does therapy shot cause bruising?

What are the advantages of B12 injections vs

Inject slowly intravenously

Minor side effects can include: A bit of tenderness, puffiness, or pink discoloration right around the puncture A brief warm or flushed sensation Mild headache or nausea Reach out to a medical professional right away if you notice: Redness that keeps spreading, heat, or discharge near the site (possible infection) Hives, facial swelling, or difficulty breathing (possible allergic reaction) Persistent numbness or tingling that spreads beyond the site Fever or chills within 48 hours of injection Safe Needle Disposal and Storage A proper FDA-cleared sharps bin is ideal

*T&Cs and exclusions apply

Unlike oral supplements, injectable vitamins bypass the digestive system for more direct absorption into the bloodstream