Pregnancy Weight Gain Calculator
This calculator estimates the recommended weight gain during pregnancy based on your pre-pregnancy BMI and the current week of pregnancy. These are general guidelines; always consult your doctor for personalized advice.
Recommended Total Weight Gain (IOM Guidelines)
| Pre-Pregnancy BMI | Category | Total Recommended Gain | Per Week (2nd & 3rd Trimester) |
|---|---|---|---|
| < 18.5 | Underweight | 12.5 – 18 kg | 0.5 kg/week |
| 18.5 – 24.9 | Normal weight | 11.5 – 16 kg | 0.4 kg/week |
| 25 – 29.9 | Overweight | 7 – 11.5 kg | 0.3 kg/week |
| ≥ 30 | Obese | 5 – 9 kg | 0.2 kg/week |
⚠️ This tool is for informational purposes only. Please consult your doctor for accurate medical guidance.