Keto Flux Reviews Simple, or fast carbohydrates, in addition to a sharp increase in blood sugar, can cause damage to the figure. If you are baking or buying bread / cake, choose whole-grain flour, and instead of sugar, add natural sugar substitutes (stevia, fructose, sorbitol). And also pay attention to slow carbohydrates - cereals - try to choose unrefined grains (whole wheat, brown rice, bulgur). By the way, legumes are very useful - chickpeas, lentils, beans. They can be cooked a variety of delicious dishes. For example, hummus, soup or stew.