The Best Hydrogen
Water Bottle
The world's lightest SPE/PEM hydrogen generator.
Turn almost any bottle into hydrogen-rich water — up to 1,500 ppb in 3 min 30 sec. Engineered for wholesale distribution, proven globally, backed by science.
H2CAP Plus — Upgrade Your Water
Lightest. Smallest. Smartest.
120 g
Lightest
At only 120 g, H2CAP Plus is one of the lightest hydrogen generators available — compact yet powerful, from gym sessions to business trips.
30 mm
Smallest — Universal Fit
Designed to fit standard 30 mm bottles. Converts 500 ml of water into up to 1,500 ppb hydrogen-rich water in just 3 min 30 sec.
Auto
Smartest — Auto-Stop Sensor
A built-in smart sensor monitors production and stops automatically. Powered by USB-C — no battery to replace.
Video Science
Understanding Hydrogen: From Reactive Behavior to Selective Antioxidant Potential
A quick look at hydrogen water in action — how H₂ behaves differently from regular and alkaline water under a controlled test.
See the full SPE/PEM process on our Technology page → · More videos on H2 Science Lab →
Explore H2CAP Plus
Everything You Need to Know
Technology
How SPE/PEM electrolysis produces up to 1,500 ppb hydrogen — and why it beats basic electrolysis.
Learn how it worksSpecifications
Full spec sheet, materials, power system, and how to care for your PEM membrane.
View spec sheetUsage & Daily Life
4-step operation, plus ideas for fitting hydrogen water into your morning, workouts, and travel.
See daily routinesScience
Peer-reviewed research on molecular hydrogen — antioxidant activity, recovery, and more.
Read the researchWholesale
20+ countries, MOQ-based pricing, and 30+ years of functional water export experience.
Partner with usContact Us
Questions about pricing, samples, or distribution? Get in touch with our team directly.
Send an inquiryReady to Get Started?
Bring H2CAP Plus to Your Market
Distributed in 20+ countries, backed by 30+ years of functional water export experience. Request pricing or explore wholesale partnership.