Hydrogen knowledge.
What molecular hydrogen is, and what the evidence shows.
Hydrogen water explained plainly: how it is made, how concentration is measured, how it differs from alkaline water, and where the research is still developing.
2 articles
01
Start here
Begin with what dissolved hydrogen actually is.
Hydrogen
What Is Hydrogen Water? Evidence, Safety and Buyer Checklist
What dissolved H2 means, what human studies report, what is still uncertain, and how to compare hydrogen-water generators.
Hydrogen
Alkaline Water vs Hydrogen Water: What's the Difference?
Compare alkaline and hydrogen water: how each is made, what pH and dissolved H2 measure, what the human studies show, and where the evidence is still thin.
02
Reading the claims
Hydrogen marketing is noisy. These two points cover most of the confusion: a headline ppm figure may combine dissolved gas with visible bubbles, and visible bubbles are not a measurement of what reaches you at the moment of drinking. Ask what was measured, where, and when.
- Our editorial policy
- How we handle evidence, sources and claims we will not make.
03
The appliance
What a hydrogen water machine does, and what it needs.
- Hydrogen water
- The category, the technology and suitable source water.
- Hhuhu Hydrogen Milker
- A 3 L countertop machine for purified, distilled or RO water. It does not purify tap water.
Hydrogen knowledge
Still deciding?
Tell us your kitchen, your room or the water you have, and we will tell you which machine fits.