Pregnancy Weight Gain Calculator

IOM guidelines for weight gain in pregnancy. BMI-based.

Initial Profile

Height Label

Weight

BMI Context: Guidelines are strictly based on your beginning weight before the first trimester.

Target Guidelines

BMI22.0

StatusNormal

Recommended Range11.5 - 16.0kgTotal Gestation

Weekly Gain0.4 - 0.5 kg

Suggested kg gain based on your "Normal" profile.

IOM Global Standard

Disclaimer: This tool is for informational purposes only and is not a substitute for professional medical advice.

About this calculator

Overview

IOM: 25–35 lb normal BMI. 15–25 overweight.

Fun Facts

Formula: Based on pre-pregnancy BMI. Total and rate.