THE RECEIPTS
We didn't invent grounding. We made it wearable.
This is the page we send the skeptics to. Everything on the product page traces back to here — the published research on grounding, and the bench test every pair passes before it ships. Small studies, real mechanisms: we'll show you both, and tell you where each one ends.
Reduced Inflammation & Pain
Oschman and colleagues map the mechanism: free electrons drawn up from the earth neutralise the free radicals behind chronic inflammation — seen as lower white-blood-cell activity and less pain.
Sleep & Cortisol Regulation
The study behind the cortisol curve above. Grounded sleep pulled cortisol back toward its natural night-low, and subjects fell asleep faster and woke less often.
Natural Anti-Inflammatory
Sinatra, Oschman and colleagues review the core physics: the earth's surface electrons act as a renewable antioxidant, quenching inflammation at the source.
Full-Body Healing & Recovery
Koniver looks at the whole system, not one symptom: electrically connected, hormones steady and cortisol drops, and recovery speeds up across the body.
20+ Study Review
If you read one source, read this. Sinatra, Chevalier and Oschman pull together 20+ grounding studies — significant shifts in inflammation, sleep, blood flow and pain.
OUR METHODOLOGY · PER PAIR
Every pair passes a camera-logged QC line
The full version of the test the rest of the site only points to. Before a pair is boxed, a technician puts a continuity tester to the copper rivet — the LED lights end-to-end and the sole resistance logs at or near 0.0Ω. That reading is written onto the pair's serial-numbered card. Camera-logged, by hand, every pair.
Honest disclaimer
We'll be straight with you. The physics is certain: a solid copper rivet completes a real circuit to the earth, and we test it on every pair. The health research is real but mostly small-sample — promising, not settled proof. This isn't medical advice, and grounding doesn't replace your doctor.
Research index
Peer-reviewed studies and reviews on grounding, in one list. We link, you read — conclusions are the authors' own.
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2004
Cortisol rhythm and sleep during grounded sleep — pilot
PMID 15650465 ↗
2010
Delayed-onset muscle soreness after exercise — pilot
PMID 20192912 ↗
2011
Earthing and human physiology measurements
PMID 21856083 ↗
2012
Broad review: earthing and health outcomes
PMID 22291721 ↗
2013
Red blood cell zeta potential / blood viscosity
PMID 23472344 ↗
2015
Inflammation, immune response and wound healing — review
PMID 25848315 ↗
2019
Pooled overview of 20+ controlled grounding studies
PMID 31831261 ↗
2023
Electron transfer as antioxidant mechanism — review
PMID 36528336 ↗
2023
Whole-body physiology review
PMC 10105020 ↗
Independent publications · links open PubMed / publisher
There's a whole film about this.
The Earthing Movie — an independent documentary by award-winning filmmakers Josh & Rebecca Tickell — explores the science and stories behind grounding. It's free to watch.
An independent 2019 production — the filmmakers' views are their own. We just think it's worth your hour.