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The Ultimate Essentials of Essential Oil Safety



Full course description

This Master Lecture Webinar by ACHS founder and chairperson of the board, Dorene Petersen, provides a broad and comprehensive overview of safety considerations regarding the use of essential oils in aromatherapy. Her presentation includes tips to avoid adverse reactions, the distinction between irritation and sensitization, methods of administration safety, phototoxicity, drug interactions and contraindications, pregnancy and breast-feeding, and more. An excellent presentation for new and experienced essential oil enthusiasts.

    • Pay the CEU processing fee ($25)

    • Watch the lecture video (approximately 60 minutes).

    • Pass the short CEU assessment quiz with a score of 80% or higher on your first attempt to demonstrate successful acquisition of knowledge.

    • After you register, you will have access to a student dashboard where you can download your CEU certificates and transcripts for successfully completed courses.


    To get started, click the blue “Enroll” button above.

    For questions or support, contact or call  (800) 487-8839.

    ACHS maintains relationships with many professional organizations to ensure your CEUs qualify for professional development. This course may be accepted for CEUs by the organizations listed online here depending on the course completed. Note that other boards may also accept CEUs under reciprocity. We also recommend verifying the applicability of all CEUs you complete with your board as requirements can change. Need CEUs for an organization not listed, contact us at

    CEUs are not accredited and generally cannot be used for accredited degrees.

    Refund Policy:  This self-based program is non-refundable upon purchase.

Sign up for this course today!