Your blood sugar isn't going up and down as much so you are not so hungry. And because your insulin levels are steadier, you will lose weight more easily (insulin gets in the way of losing weight) without a lot of hunger. It's great.
Here's a good article that explains why many modern foods leave you hungry and wanting to eat more.
Why Snack Food Is Addictive: The Grand Unified Theory of Snack Appeal - GNOLLS.ORG
Female, 5'3", 49, Starting weight: 163lbs. Current weight: 135 (more or less).
Starting squat: 45lbs. Current squat: 162.5 x 2