Pregnancy Weight Gain Calculator
Calculate healthy weight gain guidelines for your pregnancy based on your pre-pregnancy BMI.
Pre-Pregnancy Stats
Enter your pre-pregnancy measurements to see your recommended weight gain guidelines.
Disclaimer
These guidelines are based on Institute of Medicine (IOM) recommendations. Every pregnancy is different. Always consult your doctor or midwife about the healthy weight gain goals specifically tailored for you.
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Related Calculators & Companion Tools
Complementary tools designed to pair with the Pregnancy Weight Gain Calculator. Compare formulas and verify your projections.
Pregnancy Calculator
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Body BMI Calculator Male
Calculate your pre-pregnancy BMI to determine your Institute of Medicine weight range.
Calorie Calculator
Calculate extra daily calories needed for the 2nd and 3rd trimesters.
Water Intake Calculator
Ensure optimal daily hydration for amniotic fluid and increased plasma volume.
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Interactive Google Health Web Stories & Visual Guides
Explore fast, mobile-first visual stories on BMI, Calorie Deficit, TDEE, Macros, Sleep Cycles, and Healthy Habits.
Evidence-Based Clinical Formulations
All biometrics, body composition, and caloric computations adhere to the Mifflin-St Jeor, Harris-Benedict, and U.S. Navy standards referenced by the Centers for Disease Control and Prevention.
Cardiovascular & Nutrition Tips
Target heart rates, daily sodium ceilings, and macronutrient distributions align with the American Heart Association (AHA) and USDA Dietary Guidelines for Americans.
Practical Health Takeaways
Pair your calculation with structured sleep (7-9 hrs), balanced hydration (half body weight in oz), and a 500 kcal sustainable deficit for healthy body composition management.