how many mcg are in a monthly b12 injection 📆. SAVE THE DATE!! 📆 #b12injections #miltonignitefitness #funfitness Cyanocobalamin Injection USP 1000 mcg/mL
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I experienced numbness in my hands and fatigue after my first Pfizer shot

Store frozen long term or in fridge when ready to be used
Consulting a healthcare provider before use is essential

You shouldnt feel much more than a pinch and, in most cases, the trade-off makes the shot a no-brainer

However, at a subsequent follow-up, she reported similar acneiform eruptions after every infusion of vitamin B12
