Every year, Americans spend billions of dollars on anti-aging products.

While most anti-aging products try to reverse signs of aging on your skin, nicotinamide riboside — also called niagen — aims to reverse signs of aging from inside your body.

Within your body, nicotinamide riboside is converted into NAD+, a helper molecule that exists inside each of your cells and supports many aspects of healthy aging.

This article explains everything you need to know about nicotinamide riboside, including its benefits, side effects and dosage.

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