1000mcg b12 injection Cyanocobalamin (B12) / Products / American Regent 000 mcg/mL of vitamin B Vitamin B12 1000mcg Injection Rx

That said, signs or symptoms that you may be low in vitamin B12 include: fatigue pale skin headaches symptoms of depression stomach issues difficulty focusing or concentrating pain or inflammation in the mouth or on the tongue burning or pins and needles feeling in your hands or feet muscle cramps vision changes Learn more: Signs and symptoms of B12 deficiency

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When a deficiency is present, some people notice brain fog, and correcting low levels can help with focus and mental clarity

Early detection makes treatment much more effective

Nicotinamide N-methyltransferase knockdown protects against diet-induced obesity. Nature Medicine , 20(4), 398-403