Breastfeeding Calorie Calculator
Calories and fluids needed while nursing.
Your result
Producing milk uses about 400–500 kcal a day. If losing weight, aim for gradual loss of about 0.5 kg a week once supply is established.
Medical disclaimer: This tool is for education and is not medical advice. Read more.
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Frequently asked questions
What does the Breastfeeding Calorie Calculator do?
Calories and fluids needed while nursing. Enter your values and the result and chart update instantly.
How accurate is it?
It uses published, widely used formulas. Results are estimates for education and planning, not a diagnosis. Talk to a qualified clinician about decisions affecting your health.
Is my information stored or shared?
No. All calculations run in your browser and nothing you type is sent to a server or saved.
What can I search to find this tool?
People find it by searching for: how many calories breastfeeding; lose weight while breastfeeding; nursing diet.