NAD Supplements: Do NMN and NR Actually Slow Aging?

NAD supplements such as NMN and NR can raise NAD+ levels—but does that actually mean more energy, slower aging, better health, or a longer life? In this evidence-based review, we examine human clinical trials of nicotinamide mononucleotide and nicotinamide riboside, including the doses tested, reported outcomes, safety findings, study limitations, and the real cost of taking these supplements long term. In this video: • What NAD+ does inside the body • Why NAD became associated with longevity • The difference between NMN and NR • What human clinical trials actually found • Why raising a biomarker does not prove better health • What we know about short-term safety • Whether NAD supplements are worth the money • Who might reasonably consider taking them The evidence is clear that NMN and NR can raise NAD-related biomarkers. What remains unproven is whether they rejuvenate healthy people, prevent age-related disease, or extend human life. Our verdict: promising, but situational. CHAPTERS 00:00 The Anti-Aging Promise 00:29 What Is NAD? 01:13 Biomarker vs Real Health Benefit 01:42 NMN vs NR 02:16 What Human Trials Found 03:05 The Most Promising NMN Result 03:45 Safety, Dosage, and Study Limits 04:59 What the Evidence Actually Shows 05:48 The Real Cost 06:23 Who Might Consider NAD Supplements? 07:01 Final Verdict SELECTED RESEARCH NR in healthy middle-aged and older adults: https://pubmed.ncbi.nlm.nih.gov/29599478/ NR in obese, insulin-resistant men: https://pubmed.ncbi.nlm.nih.gov/29992272/ NMN in women with prediabetes: https://pubmed.ncbi.nlm.nih.gov/33888596/ NMN supplementation and NAD levels: https://pubmed.ncbi.nlm.nih.gov/35479740/ NMN dose-response clinical trial: https://pubmed.ncbi.nlm.nih.gov/36482258/ NMN trial in older men: https://pubmed.ncbi.nlm.nih.gov/36443648/ Subscribe to Longevity, Tested for evidence-based reviews of supplements, health tests, wearables, and longevity strategies. This video is for educational purposes only and does not constitute medical advice. Speak with a qualified healthcare professional before starting any supplement. #NAD #NMN #Longevity