Nutrition
Electrolytes for Running
Electrolytes for running replace sodium and other minerals lost in sweat during long or hot runs. Salty sweaters and marathoners benefit beyond water alone when dosed in practice.
Electrolytes for running—mainly sodium, with potassium and magnesium—replace minerals lost in sweat to maintain fluid balance, nerve signaling, and muscle function. Heavy sweaters and hot long runs need more than water alone.
Practice race concentrations in training.
Common questions
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Do everyday easy runs need electrolyte drinks?
Often water suffices under an hour in cool weather. Sweaty, salty runners on long hot runs benefit from sodium-rich fluids or chews—practice in training to avoid GI surprises.
Related terms
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