Unprocessed and minimally processed (i.e. cooking) food is what our ancestors have been eating for millions of years, and what the human animal is evolutionarily adapted to. Wholegrain products are also full of carbohydrates, and thus not part of a keto diet. Younger, fit people who exercise a lot may be able to tolerate quite a lot of protein and still stay in ketosis.
There’s a lack of clear scientific evidence about what level of protein intake is most beneficial on a keto diet.One of Chokshi’s patients who was doing keto rigorously saw his LDL cholesterol shoot up for a few months. The broken down fats in the liver generate Ketones, pushing your body into the state of Ketosis, fueling your body with fat.