Free Water Intake Calculator — Daily Need by Body | 2026

Free Water Intake Calculator — Daily Need by Body | 2026

Water Intake Calculator

Personalized daily hydration based on science.

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kg

Activity Level

Climate

Exercise (optional)

Special Factors

Diuretic Intake (daily)

💧 2.8 Liters
2800 ml
11.7 cups (240ml)
95 fl oz

💧 Water Sources

Plain Water: 0 ml
From Food: 0 ml (~20%)

🔢 How we calculated

⏰ Sample Schedule

🎨 Urine Color Guide

Pale yellow – Optimal
Light yellow – Good
Dark yellow – Mild dehydration
Amber – Dehydrated

📊 Daily Tracker

0 / 2800 ml
⚕️ DISCLAIMER: This calculator provides estimates. Individuals with kidney disease, heart failure, or on fluid-restricted diets should consult a doctor.

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