b12 injections side effects weight gain vitamin benefits of Taking 1. Improves Metabolism and Supports Loss Many B12 shots for weight loss:

Do not flush unused medications or pour down a sink or drain

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

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A licensed clinician must prescribe it, and a licensed pharmacist must compound it for individual patient use

Vitamin B-12 Directions Use as directed by your veterinarian