Research shows alkaline water has real benefits for acid reflux, athletic recovery, and bone density but not all claims hold up, and the type of alkaline water matters enormously. This review covers what the peer-reviewed studies actually show, what's still unproven, and why ionized water is fundamentally different from the bottled kind.

Alkaline water has real research support for acid reflux relief, post-exercise hydration, and early bone health findings but it won't change your blood pH or cure disease. This article breaks down what the peer-reviewed studies actually show, what they don't, and why ionized alkaline water differs from what's sold in bottles.