Experiments & Reports
What Are Reusable Water Bottles Made Of? Data From 1,296 Bottles
I analyzed 1,296 reusable water bottle configurations from 470 brands to see which materials are most common, how prices and empty weights compare, and…
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Experiments & Reports
What We Know About PFAS in Water Bottles
I wanted to answer what sounds like a simple question: Can a reusable water bottle put PFAS into the water you drink? The first…
Experiments & Reports
I Analyzed 3,163 Hydrogen Water Comments. Here’s What People Actually Report
I’ve been drinking hydrogen water since 2023 and spent more than $1,000 on hydrogen bottles, so I’ve had plenty of time to see how…
Article
Are Hydrogen Water Bottles Safe? What the Human and Product Evidence Shows
I still remember thinking about buying my first hydrogen water bottle a few years ago. Before hydrogen concentration or any of the technical details,…
Experiments & Reports
Why Are Hydrogen Water Bottles So Expensive? I Followed the Money
I kept seeing the same reactions to hydrogen water bottles online: “Not worth the price”. “Overpriced gimmicks”. “Cheap Chinese bottles with huge markups”. I…
Experiments & Reports
Are Phthalates in Reusable Water Bottles a Real Problem?
If you’ve started checking what your water bottle is made of, you’ve probably seen the words BPA-free everywhere. Phthalates? Much less often. So I…
Experiments & Reports
Lead in Water Bottles: What the Research Actually Shows
Lead in water bottles went from a niche manufacturing detail to an internet panic almost overnight, mostly thanks to viral videos of people swabbing…
Experiments & Reports
Microplastics in Reusable Bottles: What the Headlines Get Wrong
A few headlines about microplastics have stuck with me. TIME: “Microplastics in Bottled Water at Least 10 Times Worse Than Once Thought.” The Washington…
Experiments & Reports
BPA and Other Bisphenols in Water Bottles: What the Research Shows
If your water bottle says BPA-free, that is a good thing. I used to read that badge almost like a full stop: BPA gone,…
Comparison
Owala FreeSip vs Hydro Flask Wide Mouth
Compare Owala FreeSip and Hydro Flask Wide Mouth configurations across available sizes and lid options using WBA's tested measurements, scores, cleaning data and bottle specifications.
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