Electrolytes
Minerals such as sodium, potassium, magnesium, and chloride that carry an electrical charge and support fluid balance.
Educational content only. This content is provided for general educational purposes only and is not medical advice, diagnosis, or treatment. Always consult a qualified healthcare professional before making decisions about your health, exercise, or nutrition. This page intentionally does not provide dosage guidance — speak to a doctor, pharmacist, or registered dietitian about what is appropriate for you.
What the evidence suggests
- Support hydration during prolonged or heavy sweating
- Involved in normal muscle contraction
Typical use
Typically used around long-duration exercise, hot conditions, or heavy sweat loss.
Who may benefit
- Endurance athletes
- People training in hot or humid environments
Who should avoid it
- People on sodium-restricted diets, without medical guidance
Possible side effects
- Excess sodium intake is a consideration for people managing blood pressure
Safety notes
- For typical gym sessions under an hour, water is generally sufficient for most people.
Frequently asked questions
Do I need electrolytes for every workout?
Usually not. They become more relevant with prolonged sessions, heavy sweating, or hot conditions.