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Adults usually get 1000 mcg (1 mL) of Vitamin B12
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Scientific References (External Links) Nature Chemical Biology: Small molecule inhibitors of nicotinamide N-methyltransferase View Study Biochemical Pharmacology: Nicotinamide N-methyltransferase: A promising target for treating metabolic disorders View Study FASEB Journal: Nicotinamide N-methyltransferase knockdown protects against diet-induced obesity in mice View Study Journal of Biological Chemistry: Inhibition of nicotinamide N-methyltransferase in vivo regulates cellular energy metabolism View Study
This 1000 mcg dose is the go-to for shots in the muscle or under the skin
This helps adjust treatment for better results
