Starch in potatoes is a natural soothing agent for the skin, which can protect the stratum corneum, lock in moisture, maintain skin elasticity and delay aging. Therefore, sticking the cooked potato slices on your face will make your skin delicate and moist. Applying potato chips to face can dilute pigment, and facial massage can stimulate blood circulation and accelerate skin metabolism, which can not only remove acne marks, but also remove spots and relieve itching and fatigue. In fact, the most powerful thing about potato chips is that they can remove acne scars. From the nutritional value, potatoes are still an excellent staple food. However, after high temperature heating, potatoes are particularly prone to form "acrylamide" toxic substances. As long as the heating temperature does not exceed 120 degrees, it will not produce any harmful substances. Usually pay attention to eating less snacks such as potato chips, French fries and French fries, and don't exceed 25 grams a day.