Consuming a diet exclusively of treats can lead to weight loss and improved insulin sensitivity if a caloric deficit is maintained.

“there was a professor and this is something that I talked about in my book a little bit I don't think anyone is advocating for this type of a diet but there's a professor Marc hob who's a professor of nutrition at Kansas State University he lost 27 pounds in ten weeks on exclusively Twinkies Doritos Oreos and other treats by ensuring that he consumed fewer calories than he burned like and of course when they actually did his his insulin markers he did have improvements in insulin sensitivity”