Natural methods for ant removal. If you are looking to get rid of ants without using harmful chemicals, there are a few different techniques you can try. You can use essential oils to interfere with the scents that ants leave for other ants directing them to the food in your home. Some essential oils that work well include Tea Tree Oil or Peppermint Oil. Another natural method you can try is to use Diatomaceous Earth. Diatomaceous Earth is remains of marine phytoplankton that have become fossilized. When ants come in contact with Diatomaceous Earth it disables them and ends them. Diatomaceous Earth is safe for humans, so you won’t need to worry about using it around children. One more natural method you can try to get rid of ants is to mix baking soda and powdered sugar together. After you mix these two ingredients, simply leave the mixture out for the ants. They will be attracted to the smell of the powdered sugar, but the baking soda will eliminate them.