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Calculator Collection

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Both calculators run independently β€” change the inputs on either side to compare results.

Pregnancy

Pregnancy Calorie Needs Calculator

Calculates how many daily calories you need during pregnancy based on your pre-pregnancy intake and current trimester, using WHO/USDA-aligned trimester additions. Use it to ensure adequate nutrition without excessive weight gain.

Fill in the required fields to see your result.
Pregnancy

Breastfeeding Calorie Calculator

Calculates total daily calorie needs for breastfeeding mothers by combining your Mifflin-based BMR, activity level, and an evidence-based breastfeeding surplus. Use it to fuel milk production without under-eating.

Fill in the required fields to see your result.

Key differences

Pregnancy Calorie Needs CalculatorBreastfeeding Calorie Calculator
CategoryPregnancyPregnancy
Inputs required26
ResultDaily calorie needs (calories)Daily Calorie Needs (calories)
What it doesCalculates how many daily calories you need during pregnancy based on your pre-pregnancy intake and current trimester, using WHO/USDA-aligned trimester additions. Use it to ensure adequate nutrition without excessive weight gain.Calculates total daily calorie needs for breastfeeding mothers by combining your Mifflin-based BMR, activity level, and an evidence-based breastfeeding surplus. Use it to fuel milk production without under-eating.