A lot of people are afraid to eat the pesticides that are on apples and they want to make sure they are safe before they eat. Luckily, there is a remedy out there that can take care of pesticides on apples. Baking soda and water can do a lot of good when it comes to eating a clean apple. It helps to wash off the pesticides. Research has shown that baking soda and water is the most effective treatment for it.