Merci hydrogényx cette gourde me sauve la vie quand je boit cette eau j’ai l’impression qu’un brouillard mentale se Liber franchement je recommande
Je l'ai recu aujourd'hui elle est trop belle et sa me redonne de lenergie cest trop bien
Up to 9,000 PPB · manufacturer data
Verifiable with a DPD test · kit ~€20
5-year cell warranty
60-day money-back guarantee
Tracked delivery offered in France
Pay in 4 installments with Klarna
Testimonials
Real.
Verifiable.
We will publish feedback as we receive it, with the consent of the authors — the less flattering ones too.
Have you received your Flask? Share your feedback at sav@hydrogenyx.fr.
In the meantime, the verifiable is already there: DPD test concentration, 5-year cell warranty, 60-day money-back guarantee.
Customer feedback
Figures
Verifiable, not guesswork.
9,000
PPB announced by the manufacturer · verifiable by DPD test
60 days
satisfied or your money back
5 years
warranty on the cell
4,500
mAh battery · wireless charging cradle included
In the meantime
Judge on evidence,
not on stars.
The comparative
HYDROGENYX Flask vs. classic H₂ bottles, criterion by criterion. Factual, verifiable.
Science
Hundreds of studies published since 2007 on molecular hydrogen — an active field of research.
The Guarantee
5-year warranty on the cell, 60-day money-back guarantee. The conditions, in black and white.
Your Feedback
Your opinion is worth more
than an advertisement.
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Live with it, 60 days
Time to establish your hydration ritual: morning, sport, office. This is the duration of our satisfaction or your money back trial.
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Measure, if you're so inclined
DPD kit ~20 € online: check the concentration yourself. Photos of test results are welcome.
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Write to us
sav@hydrogenyx.fr - your feedback published as is, with your agreement. Even the less flattering ones.
Commitment
"We will also publish less flattering feedback. That's the condition of an honest brand — and the only way to improve."
HYDROGENYX Team
HYDROGENYX Flask
Be among the first.
€239 instead of €299.
Tracked delivery · 60-day satisfaction guarantee or your money back · 5-year warranty · 4 interest-free payments with Klarna
The HYDROGENYX Flask is a water preparation device, not a medical device. It does not prevent, treat, or cure any disease.
Questions? FAQ · Comparison · Warranty