D’Agostino is soft-spoken and sounded embarrassed when I asked about these superhuman feats. But such extreme acts are a window into his science as much as his personality. He is a well-regarded academic who frequently publishes in respectable scientific publications.
They all are reduced-carb diets with strict rules, but they have many differences, too. Reducing hunger because fat and protein are more satisfying than refined carbs. “Based on the literature, keto diets may be associated with some improvements in cardiovascular risk factors such as obesity, and type 2 diabetes, but these effects are usually limited in time,” Ryskamp says.