Contact H2HUBB

How Can We Help?

Whether you are trying to choose the right hydrogen product, have a question about an H2HUBB-approved product, or represent a hydrogen company interested in independent testing and approval, send us a message and our team will help point you in the right direction.

Send H2HUBB a Message

Drop Us a Line

Please include enough detail for us to understand what you need so we can route your message to the right person.

Direct Contact

H2HUBB Contact Information

General & Consumer Email info@H2HUBB.com

Company Support Email Companysupport@H2HUBB.com

Consumer Service Hours

Mon - FRI / 9:00 AM - 5:30 PM

Email-First Support

Why H2HUBB Does Not Publish a General Sales Phone Number

H2HUBB does not operate a traditional call center or commissioned product-sales team. Many of the questions we receive involve molecular hydrogen research, product performance, testing data, dosing, technical specifications, or comparisons between different hydrogen technologies.

Those questions often require more than a quick phone answer. Email gives our team time to review the product, research, test data, or other details involved so we can provide a more accurate and useful response.

We receive a high volume of consumer and industry inquiries, and some questions require additional review before we respond. Our team works through messages as quickly as possible, and we appreciate your patience while we give each inquiry the attention it deserves.

Consumers

Need Help Choosing a Hydrogen Product?

If you want more personalized help comparing hydrogen water, inhalation, or other H₂ options, H2HUBB also offers consultation appointments.

View Consulting Options

Hydrogen Companies

Want H2HUBB to Evaluate Your Product?

Review our independent testing, approval, full review, strategic visibility, and Premier company pathways before submitting your inquiry.

For company, manufacturer, testing, approval, marketplace, or existing partner support, you can also email Companysupport@H2HUBB.com.

View Manufacturer Pathways

Find the Fastest Route

What Are You Contacting H2HUBB About?

These dedicated pages may answer your question faster and provide more detail before you contact our team.

Consumer Guidance

Choosing the Right H₂ Product

Browse H2HUBB-approved hydrogen products, independent test results, product reviews, discounts, and category guidance.

Browse Approved Products →

Manufacturers

Independent Testing & Approval

Learn how H2HUBB evaluates products using research-grade instrumentation, category-specific standards, and consumer-facing approval pathways.

View Approval Pathways →

Standards & Methods

How H2HUBB Evaluates Products

Review the H2HUBB standards framework and exact product-performance thresholds before asking about qualification.

Read the Standards Framework →

A Quick Note

H2HUBB receives a substantial number of consumer, manufacturer, research, media, and industry inquiries. Many are research-related or product-specific and require us to review technical information before answering. Including the product name, company name, links, test results, or the specific issue you are contacting us about helps us respond more efficiently. We will get back to you as soon as possible, and our priority is to give you an accurate, useful answer rather than a rushed one.