๐ง Water Intake Calculator
* This is a general guideline, not medical advice. Consult a doctor if you have a medical condition.
Enter your body weight and daily activity level to estimate your recommended daily water intake. Based on roughly 33 ml per kg of body weight, plus extra for exercise-related sweat loss. Useful for staying hydrated or planning for hot weather.
How to use
- Enter your body weight in kg.
- Choose your typical activity level (sedentary, light exercise, moderate exercise, or intense exercise).
- Your recommended daily water intake is shown automatically.
FAQ
What's this calculation based on?
It's based on the common guideline of about 33 ml per kg of body weight, plus an estimated addition for sweat loss based on activity level. Individual needs vary, so treat this as a rough guide.
Does this include water from food?
No โ this shows a guideline for water from drinks only. Since food also provides some hydration, the amount you actually need to drink may be slightly lower.
Is this applicable if I have kidney or heart conditions?
No โ water intake for people with existing medical conditions should follow a doctor's guidance. This tool is a general guideline for healthy individuals.