Healthy Pregnancy Weight Gain & Trimester Milestone Calculator
Calculate your personalized, healthy pregnancy weight gain target by gestational week and trimester based on the Institute of Medicine (IOM) clinical guidelines.
Calculator Inputs
Live Real-TimeRecommended Upper Delivery Weight Target
Minimum Total Healthy Weight Gain
11.5 kg
Maximum Total Healthy Weight Gain
16 kg
Detailed Calculation Breakdown
Calculation Methodology
Normal BMI (18.5–24.9): 11.5kg–16.0kg total gain (1.0–2.0kg 1st Trimester + ~0.42kg/week in 2nd & 3rd Trimesters).
Important Legal & Educational Disclaimer
Recommended weight gain thresholds differ based on pre-pregnancy BMI (Underweight, Normal, Overweight, Obese) to minimize gestational diabetes and preeclampsia risks.
This calculator is designed for educational and informational purposes only based on public statutory frameworks. The outputs do not constitute binding financial, tax, or legal advice. We assume no liability for decisions made based on these estimations. Always verify with the relevant official authorities or a certified professional advisor.
Frequently Asked Questions
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