Hydration Institute

Everything you’ll ever need to know

Thoroughly researched articles and advice about hydration and health, curated by a team of Oxford scientists.

food & drinks, science

The Best Drinks to Replenish Electrolytes, According to an Oxford Scientist

The best drinks to replenish electrolytes are hydration mixes, natural fruit juices, sports drinks, and more. Electrolytes are the most important aspect when deciding which drinks are best to replenish electrolytes. In this article, we explain what works, what does not, and what are your best options!

Read More
food & drinks

Does Cranberry Juice Hydrate You?

Drinking cranberry juice might not be the healthiest way to stay hydrated. Cranberry juice, much like other fruit juices, contains a lot of sugar previously stored within the fruit cells. A leading commercial brand of 100% cranberry juice with “no added sugar” still contains 18 grams of carbohydrates per cup (240 mL), of which 9 grams are sugar.

Read More
food & drinks

Does Earl Grey Tea Dehydrate You?

There's many rumors about the effects of caffeine on the body. Earl Grey contains caffeine, but does it dehydrate you? It looks like the answer is no. Yet, as with most caffeinated drinks, water hydrates you best.

Read More
food & drinks

The 12 Best Sources of Electrolytes

You eat, drink, and lose electrolytes every day. These charged minerals are found in the water inside your body, and are essential for nerves to fire and muscles to contract. They are also needed for building bone, making your blood clot, and regulating your heartbeat.

Read More
food & drinks

12 Foods High in Electrolytes

Electrolytes are key to hydration - they can be found in our bodies but also in foods and drinks. Avocados, bananas, coconut water and chocolate milk are some of the foods and drinks that are high in electrolytes.

Read More
food & drinks

Dietary Sugars

There’s no use sugar-coating it —for better or for worse, we all love sugar in our food and drink. Did you know that Americans eat more sugar per person than anywhere else in the world?! But how much sugar is too much? Does sugar really lead to weight gain, or can we just blame fatty food?

Read More