Often the unsung hero of essential oils here in the US, Patchouli Essential oil has long been used in traditional Asian medicine. Patchouli is used to treat skin and hair problems (dermatitis, eczema, acne, dry chapped skin, dandruff, oily scalp, and is known to have wound healing and scar reducing properties).) Patchouli’s link to sexual desire likely originated from India, where it is used in Tantric sexual practices.