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To proceed to the New Pacific Institute of Aromatherapy and Plant Language site
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PIA is updating its site for a more contemporary look and feel. For more in depth descriptions of our educational offers please visit To explore please click on the link below.

New Pacific Institute of Aromatherapy site

Pacific Institute's 8th Aromatherapy Conference 2015
San Francisco, November 6, 7 and 8, 2015. Registration Fee before July 31st: $ 495.

To browse full conference details please go to Seminars and Conferences on the NEW Pacific Insitute of Aromatherapy site.

Conference Fee Structure

* March 1st until July 31st: Existing OSA/PIA Clients $ 495 -- New Clients 545.00

* After August 1st: Existing OSA/PIA Clients $ 595 - - New Clients 645.00

To download the registration circular please click on the link below

To register as an existing client - $ 495 - please click on the Add to Cart button below

To register as a new client - $ 545 - please click on the Add to Cart button below

Aromatherapy Correspondence Course
The Classic Introduction to French Style Aromatherapy


The PIA Aromatherapy Correspondence Course is the longest standing educational program in the US.
Thousands of students have graduated since 1985, having learned the basics of self medication with essential oils.
For detailed description please click on the "Courses" button.

Plant Language
Aromatherapy like never before. Emphasizing intuition and personal experience!

PIA's Plant Language course is detailed on Please click the link below to explore.

Plant Language site

More PIA Education Offers

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Healing Intelligence of Essential Oils
Signed copies

Healing Intelligence of Essential Oils $ 19.95

Chinese Medical Aromatherapy
Jeffrey Yuen Seminar Recordings on CD

Recordings from Jeffrey Yuens seminar on Chinese Medical Aromatherapy
San Francisco, February 11 & 12, 2006 available on CD

The use of essential oils in the tradition of Classic Chinese Medicine and specific therapeutic strategies. An exciting approch to Advanced Medical Aromatherapy.


The Masters Series
Books, Presentation CD and Olfactory Tools


For a description of the content of the three Masters Series Volumes please click on the Masters button on the left.

Presentation CD

An entirely new way to present aromatherapy. Over 200 slides representing the content of all three PIA Masters series Volumes. Give your audience what they want the most: Treatment protocols and structure energy diagrams for many essential oils (from Aromatherapy Lifestyle).

Whenever the need arises back it up with the science from "Chemistry of Essential Oils" and "Biology of Essential Oils."

Select the slides for your audience and arrange them for your own individual presentation. The "this is aromatherapy" collection of presentation slides gives you maximum flexibility and lets you create a presentation designed precisely to the needs of your audience. From a simple collection of treatment protocols to a sophisticated display of the science behind it.

To view sample slides of the presentation CD please click on the links below. Click in the image to move to the next slide:
sample Chemistry slides
sample Biology slides
sample Lifestyle slides
$275 - Masters Series Presentation CD

Olfactory Tools

To illustrate the olfactory tool box is a collection of approx 40 different isolated components of essential oils. About twenty of these are all components of Lavender oil, so the student can get a good idea - olfactorily - as to how the complexity of essential oil fragrances arises. The box contains mny main components such as linalool, linalyl acetate or limonene and also secondary components like the very green leaf alcohol (cis-3-hexenol) or trace components like ion one.
$225 - Olfactory Tool Set

The complete Masters Collection contains all three books, the olfactory tools and the presentation CD.
$375 - Complete PIA Masters Collection

PIA Bookshop

Quick Reference Guide for 114 Essential Oils

This guide is meant to provide quick reference for aromatherapy users in all stages of experience. By listing the established facts in short tables, this guide aims to make the selection of the right essential oils quick and easy, whether the purpose is for recreation or treatment.

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Essential Oils, Cancer, Degenerative and Autoimmune Diseases

Scientific, aromatherapy and healing arts presentations by Nancy Brandt, Peta and John Day, Scott Franzblau, James Geiger, Anne-Marie Giraud-Robert, Mindy Green, Elson Haas, Jimm Harrison, Janice Hein, Lance Morris, Pam Taylor, Greg Toews, Michael Wink, Jeffrey C. Yuen and Robbi Zeck.

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Essential Oils as Antiviral Agents

Natural essential oils are effective against viral pathogens such as Herpes, Shingles or Flu viruses. There is a fair amount of research that proves it and it is well established through the collective experience of the aromatherapy community. However, rather than recommending a blend of oils and pretending it would be a magical cure, we believe that some education about the antiviral effects of essential oils is most useful for the treatment of viruses. The following thoughts are directed to everyone who wonders what could be done preventatively and for treatment (if needed) within the realm of aromatherapy or alternative medicinal approaches.

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Science and Emotion: Connecting Mind and Body

Proceedings of the 3rd Wholistic Aromatherapy Conference, San Francisco, October 30 - November 1, 1998

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Wholistic Aromatherapy: the Therapeutic Uses of Essential Oil

Proceedings of the 1st Wholistic Aromatherapy Conference, San Francisco, November 4 - 6, 1995

New Medicine; What Else is There Besides Drugs

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Advanced Aromatherapy

Advanced Aromatherapy by Kurt Schnaubelt, PhD takes the guesswork out of using aromatherapy, basing the therapeutic use of essential oils on scientific data. The various classifications of the oils are illustrated, presenting the reader with a clear understanding of their properties relative to treatments. This empowers the reader to interact with essential oils both intelligently and intuitively.

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Medical Aromatherapy

Medical Aromatherapy by Kurt Schnaubelt, PhD with its unapologetic tone is unique as it illuminates aromatherapy as a modality to encourage the shift from a mechanistic to a vitalistic perspective. This book provides an exploration of why we use aromatherapy, its theoretical foundations and how to use it, acknowledging the vitalist core of aromatherapy. Medical Aromatherapy addresses important philosophical and social issues so far missing from the current discussion.

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aroma The International Magazine for Essential Oils

aroma goes beyond the common denominator of mediocrity and searches out the oils of distinction. aroma features the women and men who distill true essential oils. In our opinion the best way to establish identity (and consequently provide the best assurance of authenticity) is by telling the story of the culture and region where the plants are grown and also of the passion of the individuals who distill them.

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  • Update: Abstract of Prof. Wink's Presentation
  • The PIA Masters Curriculum Takes Shape
  • 2013 Essential Oils and Aromatherapy Treatments Seminar
  • Aromatherapy Won't Make You Well, Study Shows.
  • What Customers say about Healing Inteligence and Plant Language
  • Conference Proceedings 2009
  • PIA Masters Series Part III
  • Bird Flu - Star Anise - Essential Oils
  • The Flu of the Moment: An Aromatherapy Perspective
  • Specifc and Nonspecific Effects of EO
  • EO effectiv for Hepatits B and C
  • Conference Proceedings 2005