The combination of ketones and lack of digestion during fasting can lead to a highly regenerative state superior to sleep.

“it was some combination of the ketones and or the complete and utter lack of digestive process and that's made me think maybe I should just be getting up eating the biggest breakfast in the world and then not eat the rest of the day could I pull that off and I just I've been too lazy to try frankly but that sleep like that was awesome like I I want that I want that every goddamn night because like you could do anything I feel like there's no end to the type of regeneration you could have with with what I was experiencing there”