Keto Diet Reviews In terms of the overall diet, carb-dense foods like pastas, cereals, potatoes, rice, beans, sugary goodies, sodas, juices, and beer aren't suitable. Most dairy products include carbs in the shape of lactose (milk sugar). However, some have Keto Diet Supplements much less carbs and may be used frequently. These consist of hard cheeses (Parmesan, cheddar), soft, excessive-fat cheeses (Brie), .