Another favorite, this essential oil powerhouse is cold-pressed from lemon rinds to preserve its delicate nature and potent properties. Uses for Doterra lemon oil is known as a powerful aromatic, topical, and internal cleanser that can be used to complement many other oils. Diffusing lemon in a room can cleanse the air and uplift mood. It can also be used on surfaces throughout the home as a non-toxic cleaning booster. For aromatic, topical, or dietary use.