The ketogenic (keto) diet has dominated the weight-loss market since its rise to prominence in the mid-1990s. It’s boosted sales of high-fat meats, fish, dairy and eggs, and reached a global market ...

The ketogenic diet focuses on eating very few carbs, moderate protein, and high amounts of fat. People on a ketogenic diet should avoid high-carb foods like grains, starchy vegetables, and most fruits ...