100%

Water Intake Calculator

Input parameters

Configure requirements with tools

How to Use This Water Intake Calculator

Step-by-Step Instructions

  1. Enter your Water Intake Calculator values in the input fields above
  2. Select the appropriate calculation options
  3. Click the Calculate button
  4. View your instant results below

Quick Tips

  • All inputs are validated in real-time
  • Results update instantly without page reload
  • Use the copy button to save your results
  • Bookmark your favorite tools for quick access

Instructions terms

What is a Water Intake Calculator?

A water intake calculator estimates how much water you should drink daily based on your weight and activity level. Proper hydration is essential for health and performance.

How to Use This Calculator

Enter your weight and daily exercise minutes. The calculator recommends daily water intake in liters and glasses.

Hydration Guidelines

  • Base: 30-35ml per kg body weight
  • Add 350ml for every 30 min exercise
  • Increase in hot weather

Signs of Dehydration

  • Dark urine color
  • Head fatigue
  • Dry skin and lips

FAQ

Can I drink too much water?
Yes, overhydration can cause hyponatremia. Stick to recommended amounts.