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Hydration calculator
Estimate your daily water needs from your weight, activity and climate.
70 kg
30 min
Climate
2.7 L
≈ 11 cups of 250 ml
Food provides roughly a fifth of your water. Spread drinks through the day and drink more when it’s hot or you sweat.
General estimates for educational purposes only — not medical advice. If you have a health condition, talk to a qualified professional.
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A 30-day nutrition system that builds easy defaults: balanced plates, fewer cravings, steady energy.