are b12 injections intramuscular or subcutaneous Cyanocobalamin (b12) Injection 2,000 mcg/mL 30mL Conquer Pharma Intrav – My Store How to self-inject intramuscular vitamin

Kim HJ, Kim HJ, Lee KE, Kim DJ, Kim SK, Ahn CW, Lim S-K, Kim KR, Lee HC, Huh KB, Cha BS

The injections are usually given intramuscularly, often in the upper arm or thigh

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Still, side effects from B12 supplements are possible, especially at higher doses, and include: Headache Nausea Vomiting Fatigue Weakness Diarrhea Tingling in the hands and feet Nasal spray Vitamin B12 is also available in a nasal spray

[8] No serious systemic events attributable to topical GHK-Cu have been documented in the literature to date, yet comprehensive long-term surveillance data are still limited