While processed meats, like bacon and sausage, are allowed on keto, they aren't the best for your heart and may raise your risk of certain types of cancer, according to a 2021 review published in the European Journal of Epidemiology.
Meat is a source of lean protein and is considered a staple on the ketogenic diet. Fresh meat and poultry contain no carbohydrates and are rich in B vitamins and several minerals, including potassium, selenium and zinc. While processed meats, like bacon and sausage, are allowed on keto, they aren't the best for your heart and may raise your risk of certain types of cancer, according to a 2021 review published in the European Journal of Epidemiology. Choose chicken, fish and beef more often and limit processed meats.