Research guides on supplements, wearables, diagnostics and protocols — with sources, uncertainty and practical trade-offs made visible.
Featured Review
Best NMN Supplements of 2026: Evidence & Trade-offs
NAD+ Level
+34%
Recovery Score
94/100
HRV Trend
↑ 12ms
Evidence Rating
The hub map
Most longevity sites sell a product or a personality. We organise evidence into clear paths: start simple, rank what matters, then go deep.
New Here?
Skip the noise. This is the order of operations our research supports — each step builds on the one before it.
Most useful guides
Not a feed of everything we publish — the decision-grade guides our readers open first.
Latest
A source-led review of sirolimus and rapalogs: replicated mouse lifespan findings, limited human ageing studies, approved uses, safety warnings, and unresolved dosing questions.
Best longevity supplements ranked by human evidence: creatine, omega-3, vitamin D, magnesium, NMN, and more — plus how they fit a tiered stack.
Best longevity wearables ranked: WHOOP, Oura, Garmin, and Dexcom Stelo for HRV, sleep staging, recovery, and glucose insights.
Evidence-ranked longevity supplement stack by tier: vitamin D, magnesium, omega-3, creatine, NMN, and more — with doses, timing, monthly cost, and what to skip.
Complete sleep hygiene protocol for longevity: 20 ranked changes for deep sleep, circadian rhythm, and recovery. Start with wake time, morning light, and cool dark room.
Evidence Database
Ranked by evidence quality, safety profile, and mechanistic plausibility across 68 longevity interventions.
Expert Protocols
The complete supplement stacks and protocols from leading longevity researchers, analysed and explained.
Why Longevity Intel
Longevity content is flooded with protocols without hierarchy and products without evidence grades. We organise the field so you can act in the right order — sleep, training, labs, then stack.
Rankings are not sold. Affiliate commissions never change evidence scores or pick order.
Mechanistic hype is labelled as hype. Human trials and safety data drive recommendations.
We say who should skip a product, what it costs, and what lifestyle must come first.
A medical-review label appears only when a named reviewer and review date are recorded.
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The best longevity research, distilled into a weekly read. No noise. Affiliate relationships are disclosed. Unsubscribe anytime.
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