Water Intake Calculator
Recommended daily water intake for your body weight.
Amortization schedule
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Showing first 12 of months.
Growth over time
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Introduction
Water Intake Calculator — Recommended daily water intake for your body weight. Enter Weight (kg), Exercise (minutes/day) to get an instant, accurate result.
Formula
Base = weight(kg) × 35 mL. Plus 12 mL per minute of exercise.
Step-by-step
- Enter the Weight (kg).
- Enter the Exercise (minutes/day).
- Click Calculate to see your result instantly.
Real-world example
Example: With Weight (kg) = 70, Exercise (minutes/day) = 30, the Water Intake Calculator gives Total Ml: 2810, Liters: 2.81, Glasses 250ml: 11.24.
Frequently Asked Questions
Does climate affect the recommendation?
This formula doesn't factor in climate or humidity — you may need more in hot weather.
Does this include water from food?
No, this is an estimate of fluid intake specifically, not total water from all dietary sources.
What inputs does the Water Intake Calculator need?
You'll need to provide: Weight (kg), Exercise (minutes/day). All fields use sensible defaults, so you can see a working example immediately and then adjust the values to match your own numbers.
How accurate is the Water Intake Calculator?
The Water Intake Calculator applies the formula exactly as calculated — Base = weight(kg) × 35 mL. Plus 12 mL per minute of exercise. — so results are precise for the inputs you provide. Accuracy depends on entering correct, realistic input values.
Is this a medical diagnosis?
No. The Water Intake Calculator provides an estimate based on standard formulas and general population data, not a medical diagnosis or personalized clinical advice. Individual results can vary — consult a doctor or other qualified healthcare provider for medical concerns.
Is the Water Intake Calculator free to use?
Yes, the Water Intake Calculator is completely free, requires no signup, and runs instantly in your browser.
About the Water Intake Calculator
The Water Intake Calculator uses a real, verifiable formula — Base = weight(kg) × 35 mL. Plus 12 mL per minute of exercise. — so results are accurate every time, not an approximation.