Educational only: Haftaa offers wellness information, not medical advice. Read disclaimer.
Pregnancy Water Calculator
Calculate your daily water needs during pregnancy or breastfeeding. Personalized for your stage and activity level.
About Pregnancy Hydration
Pregnancy dramatically increases your need for water. Your blood volume increases by about 50%, you produce amniotic fluid, and you build new tissue — all requiring additional fluid.
IOM Recommendations:
Pregnant: ~3.0 L/day (total water from all sources)
Breastfeeding: ~3.8 L/day (total water from all sources)
Pregnant: ~3.0 L/day (total water from all sources)
Breastfeeding: ~3.8 L/day (total water from all sources)
Signs of dehydration during pregnancy include dark urine, headache, dizziness, and reduced urination. Severe dehydration can cause complications — contact your healthcare provider if symptoms persist.
Read our complete pregnancy hydration guide for detailed information.