Common questions about electrolytes, answered simply. Electrolytes are minerals like sodium, potassium and magnesium that help you stay hydrated. Plain water covers most days; electrolytes help around heat and exercise; and more sodium isn't automatically better. The details are below.

What are electrolytes?

Minerals - mainly sodium, potassium, magnesium and chloride - that carry a charge in water and help with fluid balance and normal muscle and nerve function. What do electrolytes actually do?

What do electrolytes do?

They help your body manage hydration and run normal everyday muscle and nerve function. You lose them through sweat and use them constantly.

How much sodium do I actually need?

It depends on how much you sweat. Everyday use needs far less than the roughly 1,000mg found in race-day formulas. How much sodium do you actually need?

Is more sodium better?

No. Beyond replacing what you lose, extra sodium isn't automatically an advantage, and most people already get plenty from food.

Why does Base 250 use 250mg of sodium?

It's a moderate amount matched with 250mg of potassium, designed for everyday hydration rather than endurance racing. Why we chose 250mg.

Do electrolyte drinks have sugar?

Many do, sometimes a lot. Always check the sugars line per serve. Base 250 has zero sugar. Zero-sugar electrolytes: how to read the label.

Do I need electrolytes every day?

Not necessarily - plain water covers most days. A moderate daily electrolyte is fine if it suits you; a race-day dose every day isn't. Every day or only when you sweat?

Electrolytes or water - which is better?

Water most of the time; electrolytes around heat, exercise and heavy fluid loss. Electrolytes vs water: when plain water isn't enough.

What are the main electrolytes to look for?

Sodium, potassium, magnesium and chloride - and how they're balanced, not just how high the sodium is.

What's in Base 250?

Per 6g serve: 250mg sodium, 250mg potassium, 60mg magnesium and vitamin C, with zero sugar. It also releases molecular hydrogen as it dissolves. Explore Base 250.

Is Base 250 for athletes or everyday use?

Everyday use - a moderate, balanced, zero-sugar formula for the days you're not doing endurance work.

Back to the full guide: Electrolytes, explained