The rind of the lemon can supply natural moisture to the skin, making it stay soft, supple and well-hydrated. To achieve this, take a small piece of lemon peel and rub it all over your face several times in a day. Lemons have been known to contain natural components that are great for skin health because of its high levels of antioxidants. This can help diminish the effects of UV radiation, as well as decrease the number of dark spots and uneven skin tone. The extract of lemon peels can aid in decreasing free radicals caused by the sun, dirt and heat.