All Simple Carbs Are Bad; All Complex Carbs Are Good While we can agree that eating a bowl of quinoa is healthier than eating a doughnut, not all simple carbs are bad. Fruit is technically a simple sugar, but also comes with a lot of fibre and micronutrients as well, explained Emily. Fruit also offers antioxidants and it can satisfy sweet cravings. Image Source: Getty / Eva-Katalin