Patchouli oil has a variety of uses. Aside from the use as a popular fragrance it is also used to treat skin conditions such as dermatitis, acne, or dry, cracked skin. It aids in easing symptoms of conditions like colds, headaches, and stomach upset. It is beneficial in relieving depression and provides feelings of relaxation and helping to ease stress or anxiety. Patchouli oil is also helpful oily hair or dandruff. It has also an effective insecticide and is an antifungal or antibacterial agent.