Ketones are a type of acid your body produces when it needs to break down body fat for energy. Trace amounts of ketones in your urine aren’t usually a cause for concern, but high levels can indicate a ...

The ketogenic diet, often called the keto diet, is one that is very high in fat, very low in carbohydrates, and low to moderate in protein. It typically supplies 75 to 90 percent of calories from fat, ...