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Water Intake Calculator

A simple estimate of daily water intake based on your body weight.

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Liters per day
Estimated at 35 ml per kg of body weight.

How to use the Water Intake Calculator

  1. Enter your weight in kilograms.
  2. Read your recommended daily water intake in liters.

Frequently asked questions

How is this calculated?

This uses a common estimate of 35 ml of water per kg of body weight. Individual needs vary with climate, activity, and health conditions.