A distilled drink or liquor is an alcoholic drink produced by distilling (i.e., concentrating by distillation) ethanol produced by means of fermenting grain, fruit, or vegetables. Unsweetened, distilled, alcoholic drinks that have an alcohol content of at least 20% ABV are called spirits.
In aromatherapy, inhaling the aroma of grapefruit essential oil (or absorbing grapefruit essential oil through the skin) is thought to transmit messages to a brain region involved in controlling emotions. Known as the limbic system, this brain region also influences the nervous system.
Others specific uses of this citrus essential oil include: 1  Aromatherapy oil â When inhaled, grapefruit oil can help curb hangovers, headaches, mental fatigue, and depression.  Ingredient in skin and hair care products â Grapefruit oil is often added to creams and lotions to help treat acne and prevent oily skin. It is also known to help reduce the appearance of cellulite. In hair products, this oil also helps address oily hair.