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how to give yourself a b12 injection in thigh Intramuscular (IM) Injections | Patients & Families Safe B12 Injection Guide at
Description
Those with Chronic Fatigue : If youve been experiencing ongoing fatigue that doesnt improve with rest or lifestyle changes, B12 injections could be the solution you need to feel revitalized

Presence of B12-blocking drugs or hormones
But since I never dropped back to the massive levels of fatigue I was previously feeling, I havent felt it was something to continue using since those ended

WHO SHOULD CONSIDER THIS TEST COMPREHENSIVE HORMONAL ANALYSIS Measures levels of sex and adrenal hormones (such as cortisol, estrogen/estradiol, and testosterone), melatonin, and their metabolites