Essential oils are volatile & liquid aroma compounds from natural sources, usually plants. These aromatic essential oils are used in flavoring & perfumery. Typically, aromatic essential oils are mixtures of hundreds of individual aroma compounds. Essential oils are basically used as a flavour for the product. Its basically used more in cosmetics, gutka, pan masala, massage, pharmaceuticals, soaps, toothpaste, shampoos, and various toilettories etc.