Longevity Intel Editors

10 Best Longevity Supplements 2026, Ranked by Evidence

Best longevity supplements ranked by human evidence: creatine, omega-3, vitamin D, magnesium, NMN, and more — plus how they fit a tiered stack.

Best Wearables for Longevity 2026: HRV, Sleep & Metabolic Tracking

Best longevity wearables ranked: WHOOP, Oura, Garmin, and Dexcom Stelo for HRV, sleep staging, recovery, and glucose insights.

Complete Longevity Supplement Stack 2026: What to Take, When, Why

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.

Sleep Hygiene Protocol: 20 Evidence-Based Changes Ranked by Impact

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.

11 min read

Best Infrared Home Saunas of 2026: Tested & Ranked

Best home infrared saunas ranked for longevity: full-spectrum vs far-IR, EMF, build quality, and value. Sunlighten, Clearlight, and portable options compared.

Best Red Light Therapy Panels of 2026: Power, Wavelength & Value

Best red light therapy panels ranked by irradiance, 660/850nm accuracy, EMF, and price. MitoPRO, Joovv, and BioMax compared for recovery and longevity use.

Best Cold Plunges of 2026: Tested for Recovery & Longevity

Best cold plunges and ice baths ranked for temperature, filtration, and value — from DIY chest freezers to The Plunge Pro and Morozko. Plus timing around training.

Joovv Solo 3.0 Review 2026: Is Premium Red Light Worth It?

Joovv Solo 3.0 review for longevity: app control, modular expansion, irradiance vs MitoPRO, and whether the ecosystem justifies the price premium.

MitoPRO 1500 Review 2026: Best Value Red Light Panel

Mito Red Light MitoPRO 1500 review: measured irradiance, 660/850nm accuracy, EMF, and why it tops our red light therapy rankings vs Joovv.

Best Creatine for Longevity 2026: Muscle, Brain & Performance

Best creatine monohydrate for longevity: forms, 3-5g dosing, cognitive evidence, and why monohydrate beats HCl marketing claims.

Best Magnesium Supplements 2026: Glycinate vs Threonate vs Malate

Best magnesium forms for longevity: glycinate for sleep, L-threonate for cognition, malate for energy. Dosing and stack pairing with vitamin D.

Best NMN Supplements of 2026: Expert-Tested & Ranked

Best NMN supplements ranked for purity, dose, third-party testing, and value. Compare ProHealth, Double Wood, and NR alternatives — plus how NMN fits a longevity stack.

Best Omega-3 Fish Oil 2026: Ranked by Purity & Potency

Best omega-3 fish oil for longevity: IFOS purity, EPA+DHA dose, triglyceride form, and how to pick Carlson, Nordic Naturals, or alternatives without rancid oil.

Best Vitamin D3 + K2 Supplements 2026: Dose, Forms & Testing

Best vitamin D3 + K2 (MK-7) stack for longevity: serum targets, dosing by latitude and skin tone, K2 forms, and why magnesium is a required cofactor.

Oura Ring Gen 3 Review 2026: Best Sleep Tracker for Longevity?

Oura Ring Gen 3 review: sleep staging accuracy, readiness, temperature illness detection, subscription cost, and WHOOP comparison for longevity use.

WHOOP 4.0 Review 2026: HRV & Recovery for Longevity

WHOOP 4.0 review after 12 months: HRV accuracy vs ECG, recovery scoring, sleep, subscription cost, and how it compares to Oura for longevity.

WHOOP 5.0 vs Oura Ring 4: Evidence, Cost, and Trade-offs

WHOOP 5.0 and Oura Ring 4 compared for recovery, sleep, battery life, cost, and published validation—with no unsupported hands-on claims.

Bryan Johnson's Biological Age, Explained: DunedinPACE, TruAge & What the Numbers Actually Mean

Bryan Johnson reports a DunedinPACE score of 0.69 and organ ages below his chronological age. Here's what those specific numbers mean, how they're measured, and where the science is solid versus still emerging.

Protein Timing for Longevity: Why 3 Meals of 30g Beats One Big Steak

Older adults need roughly double the protein-per-meal threshold that young adults do to actually build muscle. Here's the leucine science behind why distribution matters as much as total daily intake — and how to structure your meals accordingly.

Curcumin for Longevity: Strong Anti-Inflammatory Evidence, But Bioavailability Is Everything

A meta-analysis of nearly 6,000 participants shows curcumin meaningfully lowers CRP, IL-6, and TNF-α. But standard turmeric supplements barely absorb — here's which formulations actually work and why the delivery system matters more than the dose.

Urolithin A (Mitopure): The Mitophagy Compound With Real Human Trial Data

Urolithin A is one of the few longevity compounds with multiple published human RCTs behind it — improved muscle strength, endurance, and immune cell function. Here's what four separate trials actually show, and what they don't.

Bryan Johnson's 'Don't Die' Movement, Explained: What It Is and What You Can Actually Use

Bryan Johnson has expanded Blueprint into something bigger — a philosophy, a Netflix documentary, and a self-described 'religion' called Don't Die. Here's what it actually is, separated from the headlines, and which parts are worth applying to your own protocol.

Lithium Orotate & NDGA: The Two Compounds Bryan Johnson Added to Blueprint in 2026

Bryan Johnson dropped rapamycin and added microdose lithium orotate plus NDGA to his Blueprint stack in 2026. Here's what the evidence actually says about both — and why one is backed by mouse data and the other by drinking-water epidemiology.

Longevity Cooking: How to Prepare Food That Supports a Long Life

The way you cook food matters almost as much as what you cook. AGEs, cooking oils, nutrient preservation, meal timing — this is the practical kitchen guide to cooking for longevity.

Gut Health and Longevity: The Microbiome Connection Beyond Probiotics

The gut microbiome isn't just about digestion — it regulates immunity, inflammation, brain function, and biological ageing. This is the deep dive into what the evidence shows and how to build a longevity-supporting gut.

Blue Zones: What the World's Longest-Lived People Actually Do

Dan Buettner identified five regions where people routinely live past 100 in good health. The patterns they share aren't about supplements or biohacking — they're about how life is structured. Here's what the evidence actually shows.

Caloric Restriction for Longevity: The Evidence, the Practice, and the Limits

Caloric restriction is the most reproducible lifespan extension intervention across species. Here's what four decades of research actually shows — and the practical framework for humans who want the benefits without the misery.

Massage and Bodywork for Longevity: What the Evidence Shows

Massage is often dismissed as a luxury. The research tells a different story — regular massage reduces cortisol, improves sleep, lowers blood pressure, and accelerates exercise recovery. Here's what the evidence supports.

How to Find a Longevity Doctor: What to Look For, What to Ask, and What to Avoid

Standard medicine is optimised for treating disease. Longevity medicine is optimised for preventing it decades in advance. Finding the right physician makes everything else more effective. Here's how.

Rapamycin for Longevity: The mTOR Inhibitor That Extended Lifespan in Every Species Tested

Rapamycin is the only drug that has reproducibly extended lifespan in mammals when given late in life. It's the most discussed longevity drug in serious research circles. Here's the evidence and the honest risk assessment.

Longevity for Women: The Complete Guide to the Underserved Half of the Field

Most longevity research has been conducted in men. The female biology of ageing is genuinely different — from hormonal transitions to cardiovascular risk patterns. Here's the evidence-based guide built for women.

Strength Training Periodisation for Longevity: How to Programme for Decades, Not Months

Most training programmes are built for short-term progress. Longevity strength training is different — it optimises for decades of consistent gains while minimising injury and preserving joint health. Here's the framework.

Stress and Longevity: Why Chronic Stress Ages You and What to Do About It

Chronic psychological stress accelerates biological ageing by 2–3 years per decade. Here's the mechanism, the measurement, and the evidence-based protocol for stress resilience.

Longevity Travel: How to Protect Your Health When Flying, Crossing Time Zones, and Living on the Road

Travel is one of the biggest disruptors of sleep, circadian rhythm, nutrition, and exercise habits. Here's how high-performance travellers maintain their longevity protocols on the road.

The Longevity Nutrition Framework: What the Best Evidence Actually Recommends

Forget diet wars. The longevity nutrition evidence points clearly in a few directions — high protein, Mediterranean pattern, time-restricted eating, and processed food elimination. Here's the framework that synthesises the best research.

Hormone Optimization for Longevity: Testosterone, Estrogen, Thyroid, and Beyond

Hormonal decline is one of the most impactful and underaddressed drivers of biological ageing. Here's the evidence on which hormones matter, how to assess them, and what the options are for optimisation.

10 min read

Light Therapy and Circadian Optimization: The Complete Protocol

Light is the most powerful zeitgeber — the primary signal that sets your circadian clock. Getting light right is free, takes minutes, and dramatically improves sleep, energy, and metabolic health. Here's the science-backed protocol.

Peptides for Longevity: BPC-157, TB-500, Epithalon, and What the Evidence Shows

Peptide therapy is the frontier of longevity medicine — used extensively in elite sports medicine and anti-aging clinics. Here's an honest guide to the evidence, risks, and regulatory status.

Zone 2 Training: The Science of the Most Important Cardio You're Probably Not Doing

Zone 2 is the longevity cardio protocol used by Inigo San Millan and every serious longevity physician. Here's the exact science, how to find your zone, and why most people train too hard.

11 min read

NAD+ Boosters: NMN, NR, Niacin — The Complete Guide to Raising NAD+

NAD+ declines 50% between age 20 and 60. Every longevity pathway — sirtuins, PARP, mitochondrial function — depends on it. Here's the science of raising NAD+ and which approach actually works.

Best Blood Testing Labs for Longevity: Where to Order Advanced Biomarkers

Standard GP blood tests miss the biomarkers that actually matter for longevity. These are the labs that let you order advanced panels — ApoB, Lp(a), fasting insulin, full hormones — directly, without a physician gatekeeping your data.

Cold Shower Protocol: The Beginner's Guide to Cold Exposure Without the Ice Bath

Cold plunges get the headlines but cold showers are where most people should start. Here's the evidence-based progression from warm shower to full cold exposure — and what you actually gain from each stage.

Collagen Supplements: What the Science Says About Joints, Skin, and Longevity

Collagen is the most abundant protein in the body. Supplementation has genuine evidence for joint pain and skin elasticity — but the mechanism is counterintuitive. Here's what actually works and what doesn't.

Quercetin and Fisetin: The Senolytic Supplements That Clear Zombie Cells

Senescent cells — 'zombie cells' that refuse to die — drive ageing and age-related disease. Quercetin and fisetin are the most accessible senolytics available. Here's the evidence and the exact protocol.

Berberine vs Metformin: Nature's Metformin or Overhyped Supplement?

Berberine has been called 'nature's metformin' — an OTC compound with similar AMPK-activating mechanisms. The comparison is legitimate but the nuances matter. Here's the full head-to-head.

Microbiome Testing: What It Can (and Can't) Tell You About Your Longevity

Your gut microbiome influences immunity, metabolism, inflammation, and even cognition. Microbiome testing has arrived at consumer level — but what does it actually tell you, and what should you do with the data?

Garmin vs WHOOP: Which Training Wearable Is Right for Longevity?

Garmin and WHOOP take fundamentally different approaches to health tracking. Garmin is a GPS sports computer that also tracks health. WHOOP is a recovery platform that also tracks activity. Here's the head-to-head for longevity-focused users.

Alpha-Lipoic Acid: The Universal Antioxidant With a Nuanced Longevity Profile

Alpha-lipoic acid works in both fat and water — making it uniquely versatile among antioxidants. Strong evidence for metabolic health and neuroprotection. But the longevity picture is more complex than supplement labels suggest.

Grounding and Earthing: What the Science Actually Says

Earthing — direct skin contact with the Earth's surface — has genuine peer-reviewed research behind it. Inflammation reduction, sleep improvement, and cortisol regulation. Here's the honest evidence.

Best Home Gym for Longevity: Equipment Ranked by Impact Per Dollar

You don't need a full commercial gym to build a longevity training setup. These are the pieces of equipment that deliver the highest health impact — ranked by evidence and cost-effectiveness.

Best Longevity Apps: The Tools That Actually Help You Live Longer

The longevity app market is full of noise. These are the apps with genuine utility — for tracking, optimising, and understanding the inputs that drive healthspan.

DEXA Scan for Body Composition: The Most Important Test Most People Skip

DEXA scanning measures muscle mass, bone density, and visceral fat with clinical precision. It's the body composition test many longevity physicians call essential. Here's what to measure, how often, and what the numbers mean.

Metformin for Longevity: The TAME Trial, the Evidence, and What Doctors Actually Think

Metformin is the world's most prescribed diabetes drug — and potentially the first drug to be formally tested as a longevity intervention. Here's the honest evidence and the ongoing debate.

Lion's Mane Mushroom: The NGF-Boosting Fungus With Real Clinical Data

Lion's mane is the only natural compound known to stimulate nerve growth factor synthesis in the brain. Here's the full science, optimal dosing, and what to look for in a supplement.

Best Nootropics for Cognitive Longevity: What Actually Works

Most nootropics are hype. A small number have genuine clinical evidence for protecting and enhancing brain health as you age. Here's the evidence-based shortlist.

Float Tank Therapy: What the Evidence Actually Shows About REST

Flotation REST (Restricted Environmental Stimulation Therapy) has genuine clinical data for pain, anxiety, and recovery. Here's the research, the experience, and how to use it strategically.

Epigenetic Age Testing: Biological Age Clocks Explained (DunedinPACE, Horvath, TruAge)

Your chronological age is fixed. Your biological age is not. Epigenetic clocks now measure it with remarkable precision. Here's how they work, which test to buy, and what to do with the results.

The Fasting Mimicking Diet: Valter Longo's 5-Day ProLon Protocol Explained

Valter Longo's fasting mimicking diet triggers cellular rejuvenation, reduces biological age markers, and extends healthspan in clinical trials — without true fasting. The exact protocol and evidence.

Taurine: The 2023 Nature Study That Changed Everything

A 2023 Nature paper found taurine deficiency drives ageing across species — and supplementation extended lifespan in mice by 12%. Here's what it means and whether you should supplement.

Resveratrol vs Pterostilbene: Which Sirtuin Activator Is Worth Taking?

Resveratrol put longevity supplements on the map. Pterostilbene is its more bioavailable cousin. Here's what the science actually shows — and which one to take.

Best Longevity Podcasts: Where Scientists and Doctors Actually Talk Science

Skip the hype. These podcasts are where the best longevity researchers and physicians break down the real science — with citations, nuance, and honest uncertainty.

Apple Watch for Longevity: Health Features Ranked by Evidence

Apple Watch has 30+ health features. Most are marketing. These 7 are genuinely clinically meaningful — and two have FDA clearance. Here's what actually matters.

Evidence-Based Sauna Protocol: How Often, How Hot, How Long

Finnish sauna use reduces all-cause mortality by 40%. But protocol matters — temperature, duration, frequency, and timing all affect outcomes. The exact protocol backed by the KIHD data.

Breathwork Protocols for Longevity: Science-Backed Techniques That Actually Work

Breathing is the only autonomic function you can consciously control — and that makes it a direct lever on your nervous system, HRV, and stress response. The evidence-based protocols.

Spermidine: The Autophagy-Boosting Compound With Surprising Longevity Data

Spermidine is one of the few compounds shown to extend lifespan in multiple organisms AND have human observational data. Here's what the science says.

Best CoQ10 Supplements: Ubiquinol vs Ubiquinone — Which Form Works?

CoQ10 is essential for mitochondrial energy production and declines with age. If you take a statin, you need it. Here's the evidence and which form actually absorbs.

Best Longevity Clinics: Where to Get Comprehensive Health Optimization Testing

A new category of clinic goes far beyond the annual physical — comprehensive biomarker testing, imaging, genetic analysis, and personalized longevity protocols. Here's what's available.

Best Sleep Optimization Tools: Mattresses, Trackers, Light & Temperature

Sleep is the highest-leverage longevity intervention. We rank the best tools across every sleep category — from mattress tech to sleep trackers, light therapy, and cooling.

The 12 Longevity Biomarkers You Should Be Tracking (And What They Mean)

Not all blood tests are equal. These 12 biomarkers predict healthspan better than standard annual panels — with reference ranges optimised for longevity, not just disease avoidance.

Rapamycin for Longevity: The Most Promising (and Controversial) Anti-Aging Drug

Rapamycin extends lifespan in every organism tested — including middle-aged mice by 25%. Here's what we know, what we don't, and what physicians are actually doing.

Hyperbaric Oxygen Therapy (HBOT) for Longevity: What the Science Says

A Tel Aviv study showed HBOT lengthened telomeres and reduced senescent cells. Is this the real deal or expensive hype? Honest breakdown of the evidence.

PEMF Therapy: Does Pulsed Electromagnetic Field Therapy Actually Work?

PEMF devices are sold for everything from pain relief to anti-aging. We cut through the hype with an honest look at what the research actually shows.

Best Ashwagandha Supplements: KSM-66 vs Sensoril vs Standard Root

Ashwagandha is one of the few adaptogens with solid RCT data — for cortisol, anxiety, testosterone, and sleep. Here's what the research shows and which form to buy.

HRV Guide: How to Interpret Heart Rate Variability Without Overreading It

A source-linked guide to RMSSD, wearable measurement limits, personal baselines, and when HRV should—and should not—change a decision.

Best Berberine Supplements: The Natural Metformin Alternative

Berberine activates AMPK, lowers blood sugar as effectively as metformin, and has compelling anti-ageing data. We rank the best supplements and explain the science.

Strength Training for Longevity: The Evidence-Based Protocol

Muscle mass is one of the strongest predictors of healthspan. The complete science and protocol for strength training that extends life, not just aesthetics.

Cold Exposure Protocol: Ice Baths, Cold Showers & the Science of Hormesis

Cold exposure activates brown fat, boosts norepinephrine 300%, and builds stress resilience. The evidence-based protocol for cold therapy — without the hype.

Best Longevity Books: The Reading List Every Biohacker Needs

The definitive longevity reading list — ranked by scientific rigour, practical value, and impact. Featuring David Sinclair and other leading voices in the field.

Compression Therapy for Recovery: Boots, Sleeves & Pneumatic Devices Reviewed

Compression therapy accelerates recovery, reduces DOMS, and improves circulation. We break down the evidence and rank the best devices.

VO2 Max Testing: The Single Best Predictor of Longevity You Can Measure

VO2 max is the strongest independent predictor of all-cause mortality. Learn what it is, how to test it, and exactly how to improve it.

The Evidence-Based Longevity Exercise Protocol: Zone 2, VO2 Max & Strength

The most comprehensive review of exercise for longevity — combining Zone 2 cardio, VO2 max intervals, strength training, and mobility into a weekly protocol.

The Plunge Pro Review: Best Cold Plunge for Home Use

The Plunge Pro sets the standard for home cold immersion — chilling to 37°F with built-in filtration, app scheduling, and a design built to last decades. Our full test after 5 months.

Best At-Home Blood Tests for Longevity: Ranked by Biomarker Depth

We compared 8 at-home blood testing services on biomarker coverage, accuracy, turnaround, and actionability. These are the panels worth ordering.

Best Fitness Trackers for Longevity in 2026: Choose by Goal

WHOOP 5.0, Oura Ring 4, Garmin fēnix 8, and Fitbit Charge 6 compared by documented features, cost structure, and generation-specific validation.

Sunlighten mPulse Believe Review: The Most Advanced Home Sauna

The Sunlighten mPulse Believe is the only home sauna with full-spectrum infrared and programmable longevity protocols. After 6 months of weekly sessions, here's our full verdict.

Best Recovery Devices for Longevity in 2024: Sauna, Cold Plunge & Red Light Ranked

The best home recovery devices for longevity — ranked by evidence, value, and real-world effectiveness. Infrared saunas, cold plunges, and red light therapy panels reviewed.

2 min read

Garmin Fenix 7 Review: The Best GPS Watch for Longevity Tracking

The Garmin Fenix 7 is the only GPS watch that takes longevity biomarkers seriously. After 8 months of daily wear, here is our full verdict on HRV Status, Body Battery, and VO2 max tracking.

Best CGMs for Non-Diabetics: Are They Worth It in 2024?

Continuous glucose monitors have gone mainstream for longevity optimization. We wore four devices for 90 days to find the best.

1 min read

CGM Guide for Non-Diabetics: What Your Glucose Data Actually Means

A complete guide to interpreting continuous glucose monitor data for longevity and metabolic health — what metrics matter, what's normal, and what to do about spikes.

Clearlight Sanctuary 2 Review: Ultra-Low EMF Infrared Sauna

The Clearlight Sanctuary 2 is the choice of EMF-sensitive buyers and physicians who want the lowest possible electromagnetic field exposure combined with premium far-infrared therapy.

Theragun Pro Gen 6 Review: The Professional Standard for Percussive Therapy

The Theragun Pro Gen 6 delivers 16mm amplitude and 60 lbs of stall force — more than any competitor. After 6 months of daily use, here is our complete assessment of the professional-grade percussive therapy device.

Dexcom Stelo Review: The First CGM Designed for Non-Diabetics

The Dexcom Stelo is the first FDA-cleared continuous glucose monitor for healthy adults. After wearing it for three 14-day cycles, here's what we learned about metabolic health, glucose patterns, and whether it's worth the cost.

Morozko Forge Review: The Coldest, Most Premium Cold Plunge Available

The Morozko Forge chills to 33°F and can form actual ice. With ozone filtration and a commercial-grade compressor, it is the most extreme cold therapy system for home use.

Intermittent Fasting for Longevity: The Evidence-Based Guide

A comprehensive review of intermittent fasting protocols for longevity — separating hype from evidence, optimising for your biology, and avoiding the common mistakes.

PlatinumLED BioMax 300 Review: Best Small Red Light Panel for Face and Joints

The BioMax 300 packs 5 therapeutic wavelengths into a compact panel perfect for facial red light therapy and targeted joint treatment. Our full test results.

Hyperice Hypervolt 2 Pro Review: The Quietest Premium Massage Gun

The Hypervolt 2 Pro operates at 55 dB — barely above a conversation — while delivering serious percussive therapy with a pressure sensor and excellent ergonomics. Our full 4-month test.