Step aside, Stanley. Hydrogen water has been gaining traction in wellness circles for years, embraced by biohackers, athletes and longevity enthusiasts chasing extra health benefits in every sip. Now, instead of stocking up on cans and pouches, fans can make it themselves using a smart water bottle that infuses regular H2O with molecular hydrogen gas in minutes — even if the cost isn’t exactly refreshing. Priced at $299.99, the latest Echo Flask made a splash at the 2026 Consumer Electronics