This page is for the reader who already knows why they’re here.
The isotope and the enzyme
Roughly 1 in 6,400 hydrogen atoms in nature is deuterium — heavier by a factor of two and chemically a little reluctant where ordinary hydrogen is brisk. In the mitochondrion, ATP synthase translocates protons; deuterons enter that flow at population frequencies and induce a kinetic isotope effect on the enzyme. Reducing dietary and aqueous deuterium load is hypothesised to relieve a small but persistent metabolic tax. The strongest mechanistic literature comes from Boros, Somlyai, and the broader DDW-research community over the last twenty years.
Why we manufacture this way
We use multi-stage vacuum fractional distillation in stainless columns of our own design. The choice is deliberate. Distillation gives us tight control over the resulting deuterium-to-protium ratio and produces a water that is also free of dissolved minerals, organics, and microplastics. We re-mineralise on the back end with a controlled trace mineral blend to restore palatability without re-introducing isotope variation.
How we verify
Every production batch is sampled at three points and analysed by isotope-ratio mass spectrometry calibrated against reference standards. The CoA — Certificate of Analysis — for your batch ships in the box and is also accessible by QR code on the bottle. Numbers, not adjectives.
What the human research says
We do not run our own clinical trials. We follow the published literature carefully. Across cancer-adjunct studies, metabolic-health observational work, and small performance-and-recovery cohorts, the picture is: encouraging signals, modest sample sizes, and a strong case for further research. We do not extrapolate beyond what the data supports.
What we do not claim
Neolight does not treat, cure, or prevent any disease. Performance benefits in our customer base are self-reported and we treat them as anecdotal until they are not.