Runner & Endurance
Run and go the distance
Runners and endurance athletes who often watch iron and electrolytes.
Typical timing
Around training
Safety considerations
Iron can be harmful in excess — confirm need with a physician.
Supplement categories that may fit
Electrolytes
Moderate evidenceElectrolytes replace sodium, potassium and more lost in sweat. Used by very active people and in hot weather.
View detailsIron
Established evidenceIron is essential for oxygen-carrying red blood cells. Needs vary widely and excess intake requires caution.
View detailsProtein
Established evidenceProtein powders and drinks are a convenient way to add protein when meals fall short. They're used by active people and by anyone who may not get enough protein.
View detailsMagnesium
Established evidenceMagnesium is an essential mineral involved in many bodily processes. Considered by those who may fall short in diet or want a calmer evening routine.
View details