Health Calculators

Water Intake Calculator – Daily Water Needs

Calculate how much water you should drink daily based on weight and activity.

Weight (kg)

Activity Level

Result

Daily Water2.5 liters

In ml2,450 ml

Glasses (250ml)10

Fluid Ounces83 oz

Water Intake Calculator Formula

Water (ml) = Weight (kg) × Activity Factor (30-45 ml/kg)

Water Intake Calculator Example Calculation

Weight: 70kg, Moderate → 70 × 35 = 2,450 ml (~10 glasses)

Frequently Asked Questions about Water Intake Calculator

How much water per day?

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