Nicotinamide Riboside

Last Updated: September 29, 2022

Nicotinamide riboside (NR), also known as niagen, is a form of vitamin B3 that is converted by the body into an enzyme called NAD+, which plays a role in the body’s metabolism, repairing DNA, and regulating immune function. NR has risen in popularity as a supplement because it may promote healthy aging and longevity.

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