High in vitamins and proteins, Walnut oil works wonders for your skin. It is an excellent plant source of Omega 3. It is believed that Walnut Oil has been recommended to fight wrinkles since at least the 17th Century. Even though Walnut Oil is greasy and rich, if you apply it to the skin daily, it helps treats fine lines and wrinkles and makes your skin look younger. Walnut Oil is also excellent for helping to combat fungal infections such as Athletes Foot and Candida.