The Evidence StackScience today. A healthier tomorrow.

Science-backed choices for a brighter you

Evidence
before hype.

We research biohacking, sleep, recovery, and longevity products so you can make smarter, healthier choices — backed by real data, not marketing noise.

Read the panel comparison → See Our Methodology
Independent and unbiased
Evidence-first reviews
A healthier tomorrow, together

Evidence transparency

Claims.
Checked.

Manufacturers make claims. We trace each one back to the research it rests on — and say plainly when we cannot find any.

Counts update as audits publish. How we audit a claim →

Featured comparison

Red Light Therapy Panels Compared

Eleven panels on their published specifications, plus a claim audit tracing ten manufacturer health claims back to the research. No winner is named — the output figures are not comparable between brands, and the page explains why.

Read the comparison →

Under evaluation — no ranking published yet

Joovv
HigherDOSE
BON CHARGE
Kineon
Light output + measurement distance Wavelength accuracy Build quality & safety Warranty & ownership cost Price & value

Real data.
Better decisions.

Explore by Category

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Red Light Therapy

Panels, masks, and devices
Coming next

Sleep Tech

Track, improve, and recover

Coming next

Cold & Heat

Saunas, ice baths, and more

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Wearables

Data for a healthier you

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Recovery

Tools to move and feel better

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Supplements

Evidence-based options

Latest Articles & Claim Audits

Comparison

Red Light Panels Compared: Output, Distance and Real Cost

Irradiance is meaningless without the distance it was measured at. We state both.

Researched
Published 8 September 2026
Evidence Guide

How We Test, Rate and Audit Claims

The full method: what each experience label means and when we refuse to rate.

Researched
Published 7 September 2026

Researched & Aggregated

Specifications, published research, pricing, warranty, and independent sources.

Hands-On

We physically evaluated the product and state exactly what we did.

Long-Term Tested

Extended documented use, with duration and conditions disclosed.

Evidence Transparency

Claim-audit status is a separate axis from physical experience level — a product can be audited without being tested.