Nbcdfw iconNbcdfwAug 10, 2026 ~1 min source read

This 1 drink is more hydrating than water, dietitian says

There's one unexpected beverage that's as hydrating — if not more hydrating — than water. This surprising drink choice comes with natural electrolytes, says Joy Bauer, TODAY contributor and registered dietitian, that help your body hang onto hydration longer.

This 1 drink is more hydrating than water, dietitian says

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There's one unexpected beverage that's as hydrating — if not more hydrating — than water.

This surprising drink choice comes with natural electrolytes, says Joy Bauer, TODAY contributor and registered dietitian, that help your body hang onto hydration longer.

Some people need to be more mindful of hydration needs than others, including those spending time outside, older adults and people taking certain medications like GLP-1s.

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The useful part

There's one unexpected beverage that's as hydrating — if not more hydrating — than water. This surprising drink choice comes with natural electrolytes, says Joy Bauer, TODAY contributor and registered dietitian, that help your body hang onto hydration longer. In particular, a few small studies have shown that people who drink milk retain hydration longer than those who drink water.

How it works

  • If you're working out for more than an hour, have been sick or are sweating a lot, you may need to also think about <a href="https://www.today.com/health/diet-fitness/can-i-drink-electrolyte-water-everyday-r...
  • There is some research suggesting that milk is more hydrating than water.
  • The thinking is that the natural sodium in milk acts as an electrolyte to keep hydration in your body, she explains.
  • The fat and protein in milk further help your body hang onto that precious hydration.
  • Why it matters Staying hydrated is always important, but it can be harder to accomplish during these hot, sweaty summer months.

What to take from it

When you need to rehydrate, water is the obvious beverage choice. Some people need to be more mindful of hydration needs than others, including those spending time outside, older adults and people taking certain medications like GLP-1s.

Details worth keeping

This drink is even more hydrating than water. Milk, Bauer says, including skim and whole milk. People are always surprised to hear it, she adds, but it's true.

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