Nowadays, use of different and complementary therapies with mainstream medicine has gained the momentum. Aromatherapy is one among the complementary therapies which use essential oils because the major therapeutic agents to treat several diseases. The essential or volatile oils are extracted from the flowers, barks, stem, leaves, roots, fruits and other parts of the plant by various methods. It came into existence after the scientists deciphered the antiseptic and skin permeability properties of essential oils. Inhalation, local application and baths are the key methods utilized in aromatherapy that utilize these oils to penetrate the human skin surface with marked aura. Once the oils are within the system, they remodulate themselves and add a friendly manner at the positioning of malfunction or at the affected area. This kind of therapy utilizes various permutation and combinations to urge relief from numerous ailments like depression, indigestion, headache, insomnia, muscular pain, respiratory problems, skin ailments, swollen joints, urine associated complications etc. The essential oils are found to be more beneficial when other aspects of life and diet are given due consideration. This review explores the data available within the literature regarding therapeutic, medical, cosmetic, psychological, olfactory, massage aromatherapy, questions of safety and different plants utilized in aromatherapy.