Calculators

Water intake calculator

Water intake calculator

Sex
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liters from drinks– glasses (250 ml / 8 oz)

EFSA sets adequate total water intake at 2.5 L a day for men and 2.0 L for women from all sources, about 80% of it from drinks. Exercise and hot weather raise it.

How it's calculated

We start from the adequate intake (2.5 L men, 2.0 L women), take 80% as drinks because food supplies the rest, then add about half a liter per hour of exercise and half a liter for hot weather.

Do tea and coffee count?

Yes, in moderation they count toward your fluids. Pale urine is a good sign you're hydrated.

Note

People with heart or kidney conditions may need a different amount set by their doctor.

Snap your plate, let Tabouq count itTabaq estimates each ingredient's weight from the photo, and you can correct it yourself.
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General information only, not a substitute for advice from your doctor or a registered dietitian.

Sources

  1. EFSA: Dietary reference values for water (2010)