Diploma in Aromatherapy – Master Aromatherapist
American College of Healthcare Sciences

Program Details

The online Diploma in Aromatherapy – Master Aromatherapist is an in-depth study of the science and art of aromatherapy.  The curriculum discusses the Latin names, therapeutic uses, active constituents, methods of administration, and cautions and contraindications for each of the 56 essential oils studied.  Courses include Introduction to Aromatherapy, Aromatherapy I, II, and III, and Aromatherapy Chemistry.


  • Copy of a government-issued photo identification, such as a state identification card, valid driver's license, or passport
  • ACHS Admissions Assessment (completed as part of the online application and mobile-friendly)
  • Official, unopened transcripts

School Accreditation Statement

Distance Education Accrediting Commission