Pre-pregnancy BMI bucket
Sample
Pre-BMI + week of pregnancy
What you get
Suggested gain range from standard chart classes.
Pregnancy Weight Gain Calculator
Guidelines are population-level. Your care team may set different targets.
Pregnancy Weight Gain Calculator
Based on IOM guidelines using pre-pregnancy BMI (not for clinical use).
BMI category
Normal
Total gain range (lb)
25–35 lb
These tools provide general fitness estimates only and are not a substitute for professional medical advice.
How to Use This Tool
- Enter pre-pregnancy weight and height.
- Read BMI category and suggested total gain span in pounds.
- Follow your clinician’s plan.
Features
- BMI categories
- Total pregnancy gain range (lb)
- Not a substitute for prenatal care
Example
Frequently Asked Questions
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