New Course Offer!
Discount Code '25OFF'
Enjoy an exclusive, limited time offer 25% discount using code '25OFF' if you purchase the course by 21:59 BST/ 22:59 CEST/ 23:59 EEST on Tuesday 30 June 2026! This offer applies to each language currently available for the Essential Oils Certification Course. Simply enter the code during checkout and get started! For more information, see the FAQs below.
Become a doTERRA Essential Oil Specialist
When you find a solution like essential oils, you naturally want to know more, from understanding how a plant becomes an oil or how they were first discovered. But the world of essential oils is vast, and it's easy to get caught up in fact and fiction.
This course was created by experts to break down the ins and outs of essential oils. From their history, intricate testing technology, right down to application and chemistry, what you learn can be applied to everyday life. When you host a class or lead a session, your expertise will come naturally. You know essential oils work. Now learn why they work.
What can you expect from this course?
- 4 modules divided into several sections, focusing on the history of essential oils to the present day
- Videos, illustrations, a full course workbook, glossary and quizzes designed to test your retention and awareness
- The basics of essential oil and plant chemistry, and defining properties and qualities of the types of chemical families
- An in-depth understanding of quality and purity testing methods, including adulteration and contamination screening
Reach the end of the course to watch an exclusive video from Dr Brannick Riggs, doTERRA Vice President of Essential Oil Education!
Testimonials
"This training is absolutely incredible and exactly what I needed! I have learned so much and now feel much more confident going into classes with this knowledge. I can really tell how much effort has been put into creating this course. Thank you!"
Ivan L, United Kingdom
"This course is designed in such a way to educate you on the science of plants, even down to their chemistry and history. You gain a newfound respect for essential oils and their mighty power. I'm so grateful that dōTERRA is providing this training – not only for my personal benefit, but so I can share this knowledge with my team."
Renata F, Spain
"I've been using essential oils for six years now, and thought I had already learned everything I needed to know. This course is giving me even more knowledge. I'm grateful for the education!"
Kimberly P, Ireland
Frequently Asked Questions
What is the cost of the course?
The cost of this course is 49 Euros (excluding VAT). VAT will be calculated at checkout and added to the displayed price in the cart. Exchange rates may vary.
As an exclusive promotional offer on the doTERRA Europe Essential Oil Certification Course, new enrollees get 25% off to celebrate the course launch! Simply complete the steps below:
- Select the language of the Essential Oil Certification Course you want to complete.
- Enter the following coupon code at checkout: 25OFF
- Sign up by 21:59 BST/ 22:59 CEST/ 23:59 EEST on Tuesday 30 June 2026.
Please note, once the promotional period has passed, the 25% discount is no longer valid and the original price of the course applies automatically upon checkout.
How do I complete the course?
This course must be completed chronologically by viewing at least 95% of the videos and passing the quizzes with at least 80%. We encourage you to pace yourself and practice as you learn.
If I would like to request a refund, what do I need to do?
To request a refund for the course, contact europetraining@doterra.com. Please note that not all requests will be granted.
Will I still have access to the course after I’ve completed it?
Yes. Once you have purchased and completed the course, you have full and unlimited access to the content indefinitely! Revisit sections or retake the course to top up your knowledge.
From time to time, you may notice occasional differences in the course content. Due to the nature of some products and resources, we will aim to update information where we can, but please keep in mind that some changes, such as new packaging, labels and titles may vary, and cannot always be amended.
At times, we may choose to retire courses as needed, at our discretion to best serve your needs. We will always aim to provide you with the most relevant, immersive and educational content.
What language is this course available in?
The video content is produced in English. Translated captions can be accessed using the 'Subtitles' icon in the bottom right corner of the video. The quizzes, workbook & glossary are available in the languages below:
Bulgarian, Dutch, English, French, German, Hungarian, Italian, Polish, Portuguese, Romanian, Slovak, Spanish.
Is there a deadline to complete the course?
No, there is no deadline to complete the course. You decide when you start and when you finish; enjoy the training at your own pace!
Can I change my name on my certificate?
Yes. You can amend the name on the certificate. Follow the steps below.
- Select your profile icon and click ‘Edit Profile’.
- Click ‘Edit’ next to your name to update.
- Click ‘Save’ to save changes.
We suggest clearing your cache and cookies before re-printing/downloading your certificate.
Can I change the language on my certificate?
No. The certificate you will receive will be provided in the language you selected when you signed up for the course. The language cannot be updated by doTERRA Europe Training or Member Services due to the setup of the system.
If I have any other questions, whom should I contact?
For assistance with this course, email europetraining@doterra.com. Please note that a response may take up to 14 business days or sometimes longer due to the high volume of queries regarding our European courses. This email is for support concerning doTERRA Europe-specific courses only. If you have any other questions, please get in touch with the relevant team below: For all courses on the US Training website: doTERRA Training (US) | training@doterra.com
Sourcetoyou.com
Please note that not all dōTERRA oils are listed on the sourcetoyou.com website. Due to the nature of some products and resources, we aim to update information where we can, as needed, at our discretion. We will always aim to provide you with the most relevant, immersive and educational content.
Course Curriculum
- Introduction
- 1.1 Welcome (1:38)
- 1.2 What Are Essential Oils & Where Do Essential Oils Come From? (4:56)
- 1.3 History of Essential Oils & Modern Science (6:35)
- 1.4 Distillation & Extraction (0:51)
- 1.5 Steam Distillation (7:29)
- 1.6 Hydrodistillation (1:57)
- 1.7 Fractional Distillation (2:17)
- 1.8 Expression & Other Extraction Methods (2:19)
- 1.9 Citrus Oils & Photosensitivity (3:48)
- 1.10 Carbon Dioxide (CO2) Extraction & Enfleurage (3:41)
- 1.11 Comparing Different Extraction Methods (1:20)
- Quiz: Essential Oils 101
- 2.1 The Basics of Essential Oil Chemistry (4:08)
- 2.2 The Chemistry of Essential Oils & Plants (3:14)
- 2.3 Terpenes (2:30)
- Quiz: Chemistry 101
- 2.4 Essential Oil Chemical Families (0:54)
- 2.5 The Alcohol Family (1:56)
- 2.6 The Phenol Family (1:19)
- 2.7 The Aldehyde Family (1:37)
- 2.8 The Ketone Family (1:01)
- 2.9 The Alkane Family (0:59)
- 2.10 The Alkene Family (1:26)
- 2.11 The Ester Family (1:44)
- 2.12 The Ether Family (1:06)
- 2.13 The Oxide Family (1:19)
- 2.14 The Phenylpropene Family (1:14)
- Quiz: Essential Oil Chemical Families
- 3.1 Essential Oil Purity (1:08)
- 3.2 What Is Contamination? (2:18)
- 3.3 What Is Adulteration? (8:56)
- Quiz: Contamination and Adulteration
- 3.4 Testing Essential Oils (2:41)
- 3.5 Identifying an Essential Oil’s Chemistry (3:39)
- 3.6 Detecting Synthetic Chemicals (3:09)
- 3.7 Testing for Carrier Oils & Other Contaminants (1:17)
- 3.8 Testing the Physical Characteristics of an Essential Oil (4:13)
- 3.9 Further & Final Testing (1:34)
- 3.10 Not All Essential Oils Are Created Equal (2:49)
- Quiz: Testing Essential Oils