Calculate water intake
Calculate how much water you need per day based on weight, age, and activity.
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Why is drinking enough water important?
Water plays a crucial role in the body. It supports, among other things:
- body temperature
- digestion
- the transport of nutrients
- concentration and energy
Not drinking enough can lead to fatigue, headaches, and concentration problems.
What does this tool do?
This tool calculates how much water (in liters per day) you need based on:
- body weight
- age
- activity level
The result is a practical guideline that helps you drink enough throughout the day.
Who is this tool for?
- adults and young people
- athletes
- people who want to live more consciously
- students and office workers
Important note
The result is advice , not a medical prescription. The need may be higher during illness, pregnancy, or intensive sports.