There are commercial washes such as Fit Fruit & Vegetable Wash ??? which claims to be 100% Natural and able to ???remove 98% more pesticides, waxes, people-handling residues and other contaminants vs. washing with water alone.??? The ingredients include Purified Water, Oleic Acid, Glycerol, Ethyl Alcohol, Potassium Hydroxide, Baking Soda, Citric Acid, and Distilled Grapefruit Oil.