After the TWT, you've been «forcing» your body to develop its ability to burn fats due to the relative absence of sugar in your diet. (philmaffetone.com)
Maybe full bellies and the absence of sugar will help them fall asleep earlier than anticipated tonight. (familybites.ca)
On the topic of fat for fuel, an important part of what makes the concept work is consuming fat in the absence of sugar. (meganadamsbrown.com)