Join ACHS President and Founder Dorene Petersen as she provides a comprehensive overview on the topic of essential oil safety. Learn how to avoid adverse reactions, the difference between sensitization and irritation, and more.
We are committed to protecting your privacy. For more information view our Privacy Policy.
View all ACHS instructors, including bios, photos, and courses taught.
View the total course price including tuition, fees, course materials, and shipping.