Pregnancy Weight Gain Calculator

Free calculate recommended pregnancy weight gain based on pre-pregnancy BMI. This is an educational tool only - always consult a healthcare provider.

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Results

Enter information to calculate recommended weight gain

About Pregnancy Weight Gain

  • • Underweight (BMI <18.5): 12.5-18 kg
  • • Normal (BMI 18.5-24.9): 11.5-16 kg
  • • Overweight (BMI 25-29.9): 7-11.5 kg
  • • Obese (BMI ≥30): 5-9 kg
  • • Twin pregnancy: Higher ranges