b12 injections side effects long term of long term effects of b12 injections How Often Should You Get B12 Injections? preloaded b12 injections Side Effects

For those with no known deficiencies or contraindications, vitamin B12 shots are often considered unnecessary and may not provide additional benefits

The usual intramuscular dose is between 1000 mcg and 2500 mcg per shot

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Long-term deficiency can damage the protective myelin around nerves, and if it is not addressed, some of that damage can become permanent, causing numbness, pain, and balance problems

Intramuscular self-injection is more difficult and typically requires training or assistance

Insulin Syringes (U-100) Daily subcutaneous injections