Free shipping on orders over $40, and always free with Subscribe & SaveFree shipping over $40

The Science

Hydration Explained

Plain-language articles on electrolytes, ingredients, and how hydration really works, with the sources to back them up.

Start here5 min read

Why Sodium Matters More Than You Think

Sodium is the main electrolyte in sweat, and the one most hydration advice skips past.

Read article
Ingredients4 min read

L-Glutamine and L-Alanine: Why There Are Amino Acids in an Electrolyte Mix

What these two amino acids do, what the research does and does not show, and why we include them.

Read article
Ingredients4 min read

Allulose: The Zero-Sugar Sweetener, Explained

A rare sugar that tastes like sugar and is counted differently on the label. What it is and what to know.

Read article
Hydration5 min read

Water vs. Electrolytes: When Plain Water Isn't Enough

For most of your day, water is exactly right. Here is when adding electrolytes makes a difference, and when it does not.

Read article
Wellness4 min read

Morning Hydration: What the Research Actually Says

You wake up after hours without a drink. Does a glass of water first thing change anything? An honest look.

Read article
Travel5 min read

Flying and Hydration: What Cabin Air Really Does

Airplane cabins are very dry. Whether that dehydrates you is more nuanced, and so is what to do about it.

Read article
Electrolytes5 min read

What Are Electrolytes? Sodium, Potassium and Magnesium Explained

What each electrolyte does, how much you need, and where sweat fits in.

Read article
Buying guide5 min read

Zero-Sugar Electrolyte Powders: How to Read the Label

Five things to check on any electrolyte mix before you buy, and what each one tells you.

Read article
Training5 min read

Electrolytes for Padel, Tennis and Other Racquet Sports

Long matches, heat, and short breaks add up. What the research says about sweat, cramping, and what to drink.

Read article