Ear wax is a natural substance produced by the glands in the ear canal. It lubricates and protects the ear against bacteria, dust, debris, and foreign bodies. Additionally, the amount of ear wax produced varies from person to person and will usually fall out by itself and does not cause any problems. Excess build-up of ear wax leads to the following symptoms listed below. When this happens, professional ear wax removal with Direct Ear Care is the best way to get it treated.