Electrolyte & Sweat Loss HydrationHealth

Daily Electrolyte & Sweat Loss Hydration Replenishment Calculator

Calculate your personalized replenishment targets for Sodium, Potassium, Magnesium, and fluid volume lost through endurance exercise, intense heat, or low-carb diets.

Calculator Inputs

Live Real-Time
1.5 Hours
0 Hours6 Hours
Calculated ResultElectrolyte & Sweat Loss Hydration

Total Target Daily Sodium (Na)

3,650mg

Total Fluid & Water Requirement

3.7 L

Daily Target Potassium (K)

3,800 mg

Detailed Calculation Breakdown

Sodium (Electrolyte)
3,650 mg
Potassium
3,800 mg
Magnesium
475 mg

Calculation Methodology

Daily Target Sodium (mg) = 2,300mg Base + (Workout Hours * 900mg). Fluid Intake (L) = Baseline Bodyweight Water + (Workout Hours * 0.75L).

Important Legal & Educational Disclaimer

Sweat contains approximately 900–1,200mg of sodium per liter. Ingesting plain water without electrolytes during heavy sweating risks exercise-induced hyponatremia.

This calculator is designed for educational and informational purposes only based on public statutory frameworks. The outputs do not constitute binding financial, tax, or legal advice. We assume no liability for decisions made based on these estimations. Always verify with the relevant official authorities or a certified professional advisor.

Frequently Asked Questions

Sodium maintains blood plasma volume, regulates osmotic balance, and is lost in sweat at vastly higher concentrations than potassium or magnesium.
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