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[1] Other manifestations of B12 deficiency include glossitis (sore, red tongue), mouth ulcers, visual disturbances, and in severe cases, psychiatric symptoms such as depression, psychosis, or dementia-like presentations
Fortified breakfast cereals, nutritional yeast, plant-based milks, protein powders and energy drinks contribute quietly
Nicotinamide N-methyltransferase knockdown protects against diet-induced obesity. Nature Medicine , 20(4), 398-403