A ketogenic diet is one form of a very low carbohydrate diet. However, you need to cut almost all sources of sugar in order for your body to produce ketones for energy, instead of using glucose (sugar) for energy. You can look at ketones as a fourth macronutrient, along with protein, carbohydrate, and fat.
I’ve written many times about added sugar, but what about consuming fruits, and the fructose that they contain? Are fruits considered to be added sugar? The good news is that they are not — except for smoothies and processed fruit juice. But let’s look at what exactly fructose is.
Fibers are the structural parts of plants and are found in all plant-derived foods — vegetables, fruits, whole grains, and legumes.