1. What Keto Diet Means The keto diet is the latest fad in the wellness world, and its followers swear by the supposed benefits of high-fat and low-carb food. But far from being a "fashion diet," the ketogenic diet (also known as the "ketogenic diet") is. "Keto Diet") has proved to be a long-running hit. [Sources: 12, 13] Many people find the modified keto diet easy to follow because it allows y..