Verkkoaromatherapy, also known as essential oil therapy, is an ancient holistic practice that harnesses the power of natural plant extracts to promote physical, emotional and. Verkkoaromatherapy is a holistic healing practice that utilizes the aromatic compounds found in essential oils to promote physical, psychological, and. Stress relief and relaxation. The most common use of aromatherapy is as an aid for relaxation and stress relief.