METHOD
How this tool works
The estimate starts from millilitres per kilogram and adds a simple activity adjustment.
CALCULATORS
Water Intake Calculator
Estimate a simple daily water target from body weight.
FreeNo accountRuns locally
Daily estimate
Millilitres
EXAMPLE
A quick check
A 70 kg adult may receive a baseline near 2.45 litres.
Designed for a single task.Inputs are processed in your browser; Utilens does not require an account or intentionally send your entered tool values to an application server.
Estimate, not medical advice. Use the result as a general reference and consult an appropriate professional for health decisions.
Quick answers
Is this medical advice?
No. Needs vary with climate, diet and health.
Does food water count?
The result is a simple total-fluid estimate.