As a beauty aid. Potatoes are great for reducing wrinkles and blemishes or taking care of dark circles under the eyes. A facial of mashed potatoes and lemon juice or slices of potatoes placed over the eyes for 20 minutes or so revitalizes and rejuvenates the skin. Wrinkles Under Eyes, Aloe Vera Skin, Aloe Vera Skin Care, Spots On Legs, Neck Wrinkles, Get Rid Of Blackheads, Under Eyes, Beauty Tricks, Age Spots