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FDA Reverses Course: NMN Now Legal in Supplements
10/1/2025
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Story summary
- The Food and Drug Administration (FDA) confirmed Beta Nicotinamide Mononucleotide (NMN) is lawful for dietary supplements, reversing its stance.
- The Natural Products Association (NPA) says change followed an FDA letter September 29, 2025.
- NMN was deemed illegal as a dietary ingredient during its drug investigation.
- Council for Responsible Nutrition (CRN) criticized FDA for unclear preclusion rules and urged clearer guidance.
