Eidon Labs — From sensory deprivation to optimization

The starting point

The sensory deprivation tank.

Invented in 1954 by neuroscientist John C. Lilly, the sensory deprivation tank — or floatation-REST — immerses the body in water saturated with Epsom salt, heated to skin temperature. Deprived of gravity, light and sound, the nervous system gradually releases its load.

Half a century of research has documented its effects: lower cortisol and blood pressure, reduced anxiety and chronic pain, better sleep and recovery (work by Feinstein at the Laureate Institute, by Kjellgren, among others). This established base is our starting point — not our conclusion.

Eidon Labs has been experimenting with this tank since 2019. Seven years of continuous testing have taken us from classic floatation to a multi-technology optimization protocol — the one we document today.

The concept

A sensory optimization tank.

It starts as a sensory deprivation tank: water saturated with Epsom salt, weightlessness, silence, darkness — the REST technique (Restricted Environmental Stimulation). Eidon Labs layers a stack of biophysical technologies on top to turn it into an active, measurable and reproducible optimization environment.

Floatation REST

Weightlessness, silence, darkness. The foundation of the device — deep sensory offloading.

Hydrogen H₂

Selective antioxidant, anti-inflammatory. ~170 publications indexed in our corpus.

Sound & light frequencies

Brainwave entrainment — 40 Hz gamma, theta, binaural beats.

Breathwork

Conscious breathing to modulate the autonomic nervous system.

Bol d'Air Jacquier

Cellular oxygenation through terpenes. Sequential, never simultaneous with H₂.

Scalar fields

Exploratory field — tested under controlled protocol, biomarkers and blind conditions.

The core of the work

Two pillars: water and frequencies.

Water and frequencies run through each of our experiments — that's where the essence of our research lies. The rest of the device amplifies them.

Pillar 01

Water

Medium of floatation, carrier of frequencies and an object of study in its own right: structuring, memory and frequency encoding. Studied under controlled protocol, physico-chemical measurements and blind conditions.

Floatation RESTFrequency encodingVibration · DAEX25Hygiene & safety

Pillar 02

Frequencies

Sound and light as levers for cerebral and cellular modulation. Binaural beats, isochronic tones, 40 Hz gamma, photobiomodulation — measured by EEG, versioned files, reproducible protocol.

BinauralIsochronic40 Hz gammaPhotobiomodulation

Research

Six lines of research.

We target under-documented conditions and states. Each line combines several of the tank's technologies and is assessed through measurable biomarkers — no promises, data.

01

Trauma

REST + conscious breathwork + frequencies + H₂. Nervous-system offloading, chronic cortisol regulation.

02

Autism

Sound & light frequencies + progressive sensory protocols. Exploratory ground, framed and measured.

03

Alzheimer's & dementia

Neural plasticity, 40 Hz gamma frequencies, neuroprotection via hydrogen H₂.

04

Autoimmune diseases

Molecular hydrogen (NF-κB pathway) + floatation + nutrition. Inflammation modulation.

05

Sleep & lucid dreams

EEG + frequency induction + sleep hygiene. Measuring cycles and slow waves.

06

Cognitive optimization

Deep meditation + frequencies + water. Performance, recovery, clarity.

The experiments

The protocols ahead.

Every protocol is labeled for what it is — established, experimental or exploratory — and backed by measured biomarkers. That's our guarantee of rigor to a partner.

Experimental45 min · ongoing

Floatation H₂ + sequential Bol d'Air

REST while weightless, pre-saturation with molecular hydrogen, then oxygenation through terpenes — never simultaneously. H₂ safety non-negotiable: atmospheric sensor + forced ventilation.

HRV · Polar H10Salivary cortisol8-OHdGhs-CRP

ExploratoryPillar · to scope

Frequency encoding of water

Expose water to targeted frequencies, then measure: crystallization, spectrometry, physico-chemical markers. Openly exploratory — controlled protocol and blind conditions.

CrystallizationSpectro · pHBlind conditions

Established · methodOngoing

Frequencies + EEG

Brainwave entrainment (40 Hz gamma, theta, binaural) measured by EEG. Versioned audio files, reproducible protocol with blind conditions.

EEG · Muse SHRVSubjective journal

ExploratoryTo scope

Lucid dreams

WBTB + MILD induction, validated by EEG. Openly exploratory ground — measured, documented, no claims.

EEG · Muse SDream journalTimed awakenings

Partnership

Let's build together.

Eidon Labs is in R&D and documents every protocol on video. A partner gains honest editorial visibility and access to the data we produce — not an ad, a research collaboration.

What we develop

Reproducible, measured protocols

A documented biomarker log

A documentary: experimentation + expert interviews

What we're looking for

Hardware partners: tank, H₂ machine, EEG, monitoring

Scientific and medical expertise

Practitioners and solution builders

What we offer

Visibility in the documentary and clips

Access to the data produced

Detailed field feedback and use cases

Contact

Let's talk.

A partnership, expertise or an idea? Write to us — we reply to everyone.

contact@eidonlabs.io

We document. We don't prescribe.