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Factors such as the underlying cause of your deficiency, your age, overall health, and your medical history all play a role in determining the best treatment plan for you

It inhibits NNMT (nicotinamide N-methyltransferase), an enzyme regulating metabolism, fat storage, and NAD+ consumption.[4][27][6] NNMT methylates nicotinamide, a NAD+ breakdown product, diverting it from recycling and reducing available NAD+

Side effects include flushing, chest tightness or pressure, headache, weakness, and flu like symptoms that can last a few minutes

For example, 6% of those 3 months) unexplained gastrointestinal symptoms (e.g., pain or diarrhea), reflecting impaired regeneration of epithelial cells