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AROMA 203

Aromatherapy I Online

Department of Aromatherapy
Credits
3

Overview

AROMA 203 Aromatherapy I focuses on how essential oils and aromatherapy create effects in important body systems. This class examines the process of the sense of smell, and how smelling essential oils can create whole body effects by interacts with the nervous and endocrine systems Students will learn how the effects of aromatherapy are studied in research. Students will learn how to create aromatherapy support plans for clients, friends, or family, enhancing their confidence to create safe and effective aromatherapy preparations. Students will practice preparing and using aromatherapy preparations for therapeutic applications to support specific body systems, using essential oils studied in the AROMA 101 Introduction to Aromatherapy course. This is an empowering skill building course for anyone working with essential oils for personal or professional use.

Learning Outcomes

  • Explain the history, scope, and role of aromatherapy in modern wellness practices.

  • Apply essential oil safety principles in therapeutic and personal contexts.

  • Describe how the olfactory and related body systems respond to essential oils.

  • Interpret essential oil research and quality assessments to support safe essential oil selection.

  • Formulate aromatherapy support plans tailored to specific body systems.

  • Prepare therapeutic essential oil blends using varied methods of application.

  • Demonstrate skill in creating both therapeutic and aromatic (perfume) essential oil blends.

Prerequisites

AROMA 101 – Introduction to Aromatherapy Online

More details

Required Course Pack:

  • ACHS eTextbook: Petersen, D. (2022). AROMA 203: Aromatherapy I (20th Edition). Portland, OR: American College of Healthcare Sciences. (Optional: Printed copy available for an additional fee)
  • ACHS eTextbook: Petersen, D. (2020). Aromatherapy Materia Medica: Essential Oil Monographs (20th). Unpublished Manuscript. American College of Healthcare Sciences
  • Online Materials and Library Resources (OMLR)
  • AROMA Case Study Companion Kit I

The AROMA Case Study Companion Kit I includes the following experiential learning supplies: 

  • 2 oz Organic Aloe Vera Oil
  • 2 oz Apricot Kernel
  • 2 oz Organic Camellia Oil
  • 2 oz Wheat Germ
  • 24 oz total of Organic Sweet Almond Oil. *Your kit may contain more than one bottle with different sizes for practical assignments.*
  • 4 oz Baking Soda
  • 4 oz Epsom Salts
  • 2 oz Citric Acid
  • 2 oz Corn Starch
  • 2 oz Mineral Bath Salts – Coarse
  • 2 oz Mineral Bath Salts – Fine
  • 1/2 oz White Clay
  • Nasal Inhalers (Qty 3)
  • 10 ml roll-on bottles (Qty 3)
  • 2 oz Cobalt Bottles w/ spray tops (Qty 2)
  • 1 oz Amber Bottle w/Dropper Top (Qty 3)
  • 5 ml Amber Bottles (Qty 5)
  • Perfume Testing Strip Booklet
  • Calendula Flowers 1 oz Organic Calendula Officinalis
  • St. John’s Wort Herb 1 oz Organic Hypericum perforatum

This Practical Lab kit also includes the following certified organic or sustainably wildcrafted essential oils:

Note, all essential oils are 5 ml bottles unless otherwise indicated:

  • Bergamot Citrus aurantium var. Bergamia
  • Eucalyptus Eucalyptus globulus
  • Ginger Zingiber officinale
  • Juniper Berry Juniperus communis
  • Lavender Lavandula angustifolia
  • Lemon Citrus limonum
  • Cardamom Elettaria cardamomum
  • Marjoram Origanum majorana
  • Rosemary Rosmarinus officinalis ct. Cineole
  • Tea Tea Australia Melaleuca alternifolia
  • Ylang Ylang Cananga odorata var. Genuina
  • Sweet Orange Citrus sinensis
  • Peppermint Mentha xpiperita var. Black Mitcham
  • Chamomile Roman Chamaemelum mobile 
  • Neroli Boswellia Citrus aurantium var. amara (2 ml)
  • Frankincense carterii ct. α-pinene (2 ml)

Required Textbooks: 

View the required textbooks for this class, including ISBN, edition, and retail price, by visiting our Required Textbooks page.

Total Course Price:

View the total course price, including tuition, fees, course materials, and shipping online here.

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Current Instructors:

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Admissions Requirements:

Minimum of a high school diploma or equivalency and recommendation for admission by the ACHS Admissions Committee.

Total Course Price:

View the total course price including tuition, fees, course materials, and shipping.

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