The Longevity Letter

The real reason niacinamide works (it's not dark spots)

Hillary Lin, MD·
Dr. Hillary Lin video: The real reason niacinamide works (it's not dark spots), longevity medicine physician

Niacinamide (vitamin B3) activates mitophagy — your body's cleanup system for damaged mitochondria. Healthier mitochondria = better cellular energy and more res…

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