Buyer’s guide

Best electrolytes picks

Electrolytes are most useful with substantial sweat loss, heat, or prolonged training.

Quick rule: Follow the current product label. Ingredients and serving sizes can change.

Best high-sodium

A high-sodium, no-sugar electrolyte mix intended for people with substantial sweat losses.

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Best tablets

Dissolvable electrolyte tablets with light flavor and modest calories.

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Best easy-to-find

A flavored electrolyte and carbohydrate drink mix with wide availability.

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