lump at injection site after b12 shot Hard and slight bruise inj Hard Lump Under Injection Site:

(19, 20) B12 Injections: What You Need to Know For some people, getting enough vitamin B12 from diet or oral supplements isnt always possible - especially if their body has trouble absorbing this essential nutrient

N Engl J Med 368

Since B12 is a water-soluble vitamin, excess amounts are typically eliminated through urine

Here are some conditions where injections might be particularly beneficial: Post-operative support Wasting diseases Alcoholism Severe burns Conditions with increased metabolism Gastrointestinal disorders Old age Poor appetite Common Uses and Health Benefits Vitamin B complex injections are valuable for supporting overall health and well-being

Vitamin B12 injections follow a specific plan to work well