Free Postpartum Calorie Calculator for Weight Loss & Breastfeeding

Personalized Calories for Postpartum Weight Loss (Without Hurting Your Milk Supply)

My calorie calculator below gives you personalized calorie recommendations based on your unique needs. 

Use it as a helpful tool to lose weight safely postpartum without compromising your baby’s nutrition or your milk supply.

Whether you're breastfeeding, combo feeding, or weaning, this calculator helps you understand exactly how much to eat to:

  • Maintain your weight

  • Lose weight safely postpartum

  • Support healthy milk production

Take Your Results to Postpartum Kitchen

Once your results are calculated, head to the kitchen. Postpartum Kitchen is a recipe and meal plan app designed for you. This platform provides done-for-you recipes and meal plans designed to:

  • Support postpartum fat loss

  • Protect and maintain milk supply

  • Remove the mental load of “what should I eat?”

Postpartum Kitchen

You don’t need more willpower—you need a plan that works in real life.

Postpartum Calorie Calculator

Calorie Calculator











Daily calories needed to maintain your weight:

Daily calories to maintain milk supply while losing weight safely:

Macros for Maintaining Weight

Macros for Losing Weight

Frequently Asked Calculator Questions

  • Once you calculate your numbers, you’ll see:

    • Daily calories needed to maintain your weight

    • Daily calories to maintain milk supply while losing weight safely

    • Macronutrient breakdowns for both maintaining and losing weight

    These numbers are designed specifically for postpartum women, not generic calorie targets.

  • Choosing the right activity level is key to getting accurate calorie recommendations.

    Little or No Exercise

    • Walking 5,000 steps or less per day with no planned exercise

    • OR 2–4 days of light exercise while working a desk job with minimal movement

    Light Exercise

    • Walking 5,000+ steps per day PLUS 2–3 days per week of moderate exercise (30 minutes per session)

    • OR consistently hitting 10,000 steps per day without additional structured workouts

    Moderate Exercise

    • Walking 8,000+ steps per day PLUS 3–4 days per week of more intense exercise (45 minutes per session)

    Heavy Exercise

    • Walking 10,000+ steps per day PLUS 5 days per week of 1 hour or more of intense exercise

    Very Heavy Exercise

    • Full-time athletes with highly demanding training schedules

  • Your feeding method significantly impacts your calorie needs.

    Exclusive Breastfeeding
    Baby receives only breast milk directly from the breast
    Baby nurses and also receives pumped breast milk
    Baby is fed only pumped breast milk

    Partial Breastfeeding
    Baby receives both breast milk and formula or solid foods

    Weaning
    Select “not breastfeeding” if you are actively reducing your milk supply

  • Yes! This calculator is designed specifically for postpartum and breastfeeding moms.

    It accounts for:

    • Increased calorie needs during lactation

    • The importance of preserving milk supply

    • Sustainable (not extreme) calorie deficits

    Unlike standard calorie calculators, this approach helps you lose weight without risking your supply or energy levels.

more faq's

 Is This Calculator Safe for Breastfeeding Weight Loss?

Yes! This calculator is designed specifically for postpartum and breastfeeding moms.

It accounts for:

  • Increased calorie needs during lactation

  • The importance of preserving milk supply

  • Sustainable (not extreme) calorie deficits

Unlike standard calorie calculators, this approach helps you lose weight without risking your supply or energy levels.