aching arm after b12 injection sore pain Why does my arm hurt after a shot? Pain Due To Vitamin B12 – Why Do I Feel Worse

The target muscle, vastus lateralis, is halfway between your groin and your knee, about 6 8 inches from the crease of your leg

The best way to feel the strong positive effects of Vitamin B12 is through a B12 Vitamin Injection

Types & Formulations Vitamin B12 Injections (IM/SC): Fast-acting relief for severe deficiencies and rapid energy boost (methylcobalamin, hydroxocobalamin, or cyanocobalamin)

For severe deficiency, the AAFP recommends loading doses typically daily or every other day for one to two weeks followed by monthly maintenance injections

Discussion The results of this study should help establish, taking quality of life into account, whether the oral administration of vitamin B12 is an effective alternative to its intramuscular administration