is b12 injection intramuscular or subcutaneous Injections at Home - Safety Guide for Self-Administration How to Perform a Subcutaneous

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Glass capsule (ampoule) of vitamin B12 Purple needle for drawing up B12 Cleaning wipes (containing alcohol) Clean gauze or cotton wool Sharps bin Instructions Preparation Step 1 Wash your hands with soap and warm water

Vitamin B12 is an essential nutrient that plays a vital role in nerve function, red blood cell production, and energy metabolism

Urinary or plasma methylmalonic acid (MMA), a substance produced in the body thats dependent on B12, is also helpful for detecting early stages of B12 deficiency