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Science-backed hydration calculator

How Much Water
Should You Drink?

Get your personalised daily water intake in seconds. Based on your body, activity, and environment.

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WHO guidelines

100% private. Data stored securely on your device.

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Instant Results

Global Standards

Hydration Made Simple

1

Enter Your Data

Weight, sex, activity, and climate.

2

Get Your Goal

Science-backed daily target.

3

Stay Hydrated

Follow the hourly schedule.

Why Hydration Matters

Peak Energy

Proper hydration fights fatigue and keeps you focused longer.

Faster Metabolism

Drinking water helps to burn calories and aids digestion.

Healthy Skin

Water maintains skin elasticity and provides a natural glow.

Better Recovery

Essential for muscle function and joint lubrication.

Why is hydration so important?

Learn about the science behind my calculator, explore health benefits, and find answers to frequently asked questions.

Explore Knowledge Base

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This calculator provides general hydration guidelines based on scientific research. It is not medical advice. Please consult a healthcare professional for personalised recommendations.

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