Hydration Electrolyte Per kg Sweat Loss Rate Calculator

Calculate sweat rate and electrolyte replacement needs by sport, intensity, and environment. Sweat sodium: 200-2000 mg/L (mean approx 950). Replace 150% of sweat losses for complete rehydration within 4-6 hours.

Core Tools
Distance covered in 12 minutes (meters)
🏅 Sports Note: These calculators provide estimates based on population data and validated formulas. Individual results vary by physiology, training level, and testing conditions. Consult a qualified coach or sports scientist for personalized guidance.
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How to Use

Enter the values for the scenario you are assessing. Calculate sweat rate and electrolyte replacement needs by sport, intensity, and environment. Sweat sodium: 200-2000 mg/L (mean approx 950). Replace 150% of sweat losses for complete rehydration within 4-6 hours. Use the hydration electrolyte result to inform your calculation.

Frequently Asked Questions