Evidence, organised

Longevity & Biohacking

Explore longevity promises, cold exposure, light-based devices and emerging biohacking interventions.

Animal lifespan findings, changes in biological markers and longer human life are different levels of evidence. We follow those distinctions through the research and explain when an attractive mechanism remains an untested promise.

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Evidence rating

Ratings describe support for the exact claim, not whether an ingredient is good or bad. Investigations with mixed claim-specific ratings remain in All ratings until an overall rating is designated.

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Choose an ingredient or topic and an outcome to narrow your results.

Browse published investigations below.

Evidence vs Hype Hydrogen Water: Energy and Ageing? investigation cover, with a glass water bottle and drinking glass on a black and gold research backdrop.

Does Hydrogen Water Really Boost Energy, Recovery and Slow Ageing?

There are early human signals, but consistent meaningful benefits are not established. No convincing evidence shows that drinking hydrogen water extends human lifespan.

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Evidence vs Hype cold-plunge artwork with a water tub and an adult seen from behind; a conceptual skin-and-water inset illustrates dopamine and recovery claims.

Do Cold Plunges Really Boost Dopamine, Metabolism and Recovery?

Cold immersion changes acute physiology and can reduce post-exercise soreness. That does not establish a lasting brain-dopamine boost or reliable fat loss, and routine use immediately after lifting may reduc...

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Evidence vs Hype MOTS-c artwork with an unbranded research vial and an adult forearm; a conceptual mitochondrial inset illustrates energy and ageing claims without demonstrated rejuvenation.

Does MOTS-c Really Burn Fat, Boost Energy and Slow Ageing?

MOTS-c is an interesting research molecule. Human evidence does not establish that administering it produces the advertised fat-loss, energy or longevity benefits, and important safety questions remain unres...

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Evidence vs Hype urolithin A artwork with pomegranate, an unbranded supplement jar and an older adult hand; a conceptual mitochondrial inset illustrates muscle and ageing claims.

Does Urolithin A Really Improve Mitochondrial Health, Muscle Function and Slow Ageing?

LIMITED — Selected endurance and strength signals exist, but pooled walking benefits remain inconclusive. Mitochondrial biomarkers do not demonstrate slower human ageing.

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Black, white and gold editorial illustration exploring taurine and ageing with scientific papers and a conceptual cellular magnification; not a promise of lifespan extension.

Can Taurine Really Slow Ageing and Help You Live Longer?

Animal lifespan findings sparked taurine longevity hype. Newer human data complicate the deficiency story, while trials examine markers rather than added years of life.

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Evidence vs Hype methylene blue investigation, showing a blue dropper bottle, head profile and conceptual magnified mitochondrion.

Does Methylene Blue Boost Energy, Focus and Longevity?

Methylene blue has medical uses and intriguing biology. Does that establish better energy, focus or longer life for healthy people? We examine the human evidence.

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Evidence vs Hype: NAD+ and NMN supplements and ageing, with capsules, a mature face and magnified mitochondrion illustration.

Can NAD+ and NMN Supplements Slow or Reverse Ageing?

NMN can raise blood NAD, but does that mean slower ageing? Explore human trials, the latest 2026 findings and the gap between biomarkers and health.

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Evidence vs Hype: BPC-157 and injury recovery, with a research vial, knee and magnified tendon illustration.

Does BPC-157 Heal Injuries? Human Evidence and Safety

BPC-157 has promising animal research. Do human studies show faster injury recovery, and what do the latest safety findings mean?

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Browse the complete Longevity & Biohacking collection →

Evidence first. Products second.

The Evidence Shelf: Longevity & Biohacking

Support strength and everyday function. No equipment or supplement on this Shelf is claimed to extend human lifespan.

Editorial imagery for the longevity biohacking buying guide

UK-led options. Evidence applies to the defined use; formulas and guidance can differ by country.

Illustrative resistance training equipment imagery; not the exact commercial example

Illustrative product type

Resistance training equipment

STRONGEvidence for progressive resistance training

Best supported for

Progressive resistance training improves strength and physical function.

Why we selected it

Accessible equipment earns a place when it allows suitable progression.

Do you actually need it?

Useful if you need equipment for progressive training. Existing weights or bodyweight may be enough.

Safety before use: Inspect bands for damage, avoid unsafe anchor points and protect eyes from recoil. Frailty, balance problems or major conditions may justify supervision and tailored progression.

Who may benefit & who can skip it

You might benefit: Adults, particularly older adults, who want an accessible progressive strength programme.

You probably do not need it: People who already have suitable weights, gym access or an adequately challenging bodyweight programme.

What to look for & important limitations

What to look for

The verified UK set contains three 1.5 m bands with extra-light, light and medium resistance. Choose enough progression for your ability and check latex status. A light beginner kit may not challenge a trained lifter.

Important limitations

Progressive resistance training improves strength and physical function. Falls evidence is strongest for balance/functional and multicomponent programmes, not resistance bands alone. No consumer kit has demonstrated extended human lifespan.

Ordinary or free alternatives

One of the most defensible longevity-category directions, provided the claim concerns function and the programme is explained.

The evidence & product checks

The evidence

What is checked about the product?

The current UK Performance Health retail page replaces the staging-page lead in the research. Evidence concerns progressive training, not a unique brand effect or lifespan extension.

Intervention evidence, product-label checks and independent testing are separate. These examples are not claims that one brand is scientifically best.

The research links above support this guide. A dedicated investigation is not yet available.

Why NMN is not a proven lifespan product → · Explore urolithin A →

Evidence reviewed: October 2026. Ratings assess the stated intervention and outcome, not a brand. Product links here are ordinary links with no affiliate tracking. We have not laboratory-tested these products. Affiliate disclosure · How we assess evidence.

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