Essential Oil Science

Whether you're just starting to explore the world of aromatherapy or looking to deepen your understanding of essential oils, this workshop is perfect for you! This introductory workshop provides an in-depth look at the science behind essential oils and aromatherapy with a wealth of research-based information.

A Scientific Foundation

  • The Science

    Dive into botany, physiology, chemistry and more, explaining how and why aromatherapy works.

  • The Research

    Learn about the importance of research-based therapeutic and clinical aromatherapy from a trusted source.

  • The Oils

    Take an in-depth look at 7 essential oils including therapeutic properties and safety concerns. Also included are 9 recipe blends and tutorials for 3 unique types of aromatherapy products!

Meet your Instructor

BSN, RN, HNB-BC, Certified Clinical Aromatherapist

Denise Joswiak

Essential Health was created by Denise Joswiak as part of her ongoing quest to promote and improve health. Her vocation is mentoring and empowering healthcare professionals and aromatherapists to promote integrative, holistic healthcare. Denise is an author and international speaker. She currently serves as President of the Alliance of International Aromatherapists. She also volunteers time working with AHNA and the Gattefosse foundation. Denise is a board-certified holistic nurse and certified clinical aromatherapist. She created the aromatherapy program for the Allina Health System and published research on its effectiveness. As an instructor, her passion and enthusiasm are undeniable. Join her and Essential Health's growing community today!


  • Is this workshop online or in-person?

    Our workshops are now being offered in a completely online format! With videos, tutorials, PDFs & recipes all in an easy to navigate student platform.

  • Which essential oils are coverd in this workshop?

    Lavender, Bergamot, Ginger, Spearmint, Orange, Frankincense, and Cedarwood

  • Are supplies included?

    No. However, these workshops will include a supply list and links for purchasing any oils and supplies you may need.

  • Can I use my own oils?

    Absolutely! To be certain of the quality, we recommend using only batch-specific GC/MS tested oils. And if you need to order oils, links to some of our favorite suppliers will be included in the workshop.

Get Started Now!

Take the next step in your aromatherapy education!

Trusted by the Industry

We work with healthcare leaders on
aromatherapy program implementation and education.

Allina health
Mayo Clinic
Vanderbilt Health
Advocate Health Care Aurora Health Care

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