I am right there with you. I feel like it took a good 2, or more likely 3 weeks for my body to become fat adapted on my first Whole30. I am right on day 20 now, so I hope it's the same or better now (it's almost 5 years later now, so I'm sure my body doesn't fire up like it used to). But I felt the same as you, after it was finished, I stuck to the general template for quite a while and I got even leaner and my energy was excellent. I started taking it for granted and cheated or splurged a lot more often as the years went by until this past year when i was completely off of the wagon. I'