2 months into the program I had my body fat composition measured and it was 27 % fat. (energyfirst.com)
It's also clear that breast milk can vary substantially in fat composition and caloric density, so that babies will benefit from being able to schedule the timing of their own feeds. (parentingscience.com)
You can also see your BMI (body mass index) which is another tool to measure fat composition. (windowscentral.com)