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B12 injections go straight into your muscle and bloodstream, so your body takes up most of the dose, while oral B12 has to pass through your digestive system first, where only a small fraction of a tablet gets absorbed
Consult your doctor before use if you have a history of allergies, kidney problems, or low potassium
Most people who search for high vitamin B12 levels have just gotten blood work back and are confused
Bad kidney function can cause too much B12 to build up, leading to problems
Findings suggest that NNMT, through its relationship with GLUT4, could be a key player in this process
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