RenuGlow If you are to use an iron on your hair, wash it with heat-activated shampoo or a similar product. If you regularly use these tools, they can damage your hair. If you use products with heat protectant in them, it is perfectly safe to use hair appliances that require heat on a daily basis. As an added bonus, these products usually help your hair look healthy and shiny, as well. Use a nourishing eye cream to prevent dry skin near your eyes. If you keep this skin healthy, it will avoid dark circles, wrinkles, and fine lines.