Aromatherapy Chemistry Online


This Aromatherapy Chemistry course provides students with a systematic approach to learning the chemical functional groups and pharmacological actions of essential oils. Written by Joy Bowles, renowned author of The Chemistry of Aromatherapeutic Oils, this interactive, online, instructor-led course will help you make sense of the chemistry of aromatherapy. Suitable for anyone who needs to understand the science and efficacy of this healing art, including nurses, doctors, pharmacists and other allied health professionals.

Learning Outcomes

  • Discuss essential oil constituents and their therapeutic actions

  • Recognize odor samples of constituents.

  • Understand polarity and solubility.

  • Discuss pharmacology in relation to aromatherapy.

  • Conduct aromatherapy research.

  • Discuss what atoms and molecules are, and how they make up the material stuff of the universe.

  • Get essential oils to disperse in water.

  • Describe how essential oils are absorbed, metabolized, and excreted by the body.

  • Understand what quality criteria you need to consider when buying essential oils.

  • Propose a hypothesis, design a study, complete an experiment using the scientific method, and compose the analysis in a format used by scientific research journals.

More details

Required Course Pack:

  • Online Materials and Library Resources (OMLR)
  • Essential Oil Chemistry Practical Lab Kit

The Essential Oil Chemistry Practical Lab Kit includes the following certified organic or sustainably wildcrafted essential oils:   

  • Cinnamon Cinnamomum zeylanicum
  • Clove Bud Syzygium aromaticum 
  • Eucalyptus Glob. Eucalyptus globulus 
  • Geranium Pelargonium graveolens 
  • Lemon Citrus limonum
  • Lemon Eucalyptus Eucalyptus citriodora
  • Oregano Origanum vulgare
  • Lavender Lavandula angustifolia
  • Lemon Citrus limonum
  • Lemon Eucalyptus Eucalyptus citriodora
  • Lemongrass Cymbopogon flexuosum
  • Oregano Origanum vulgare
  • Peppermint Mentha xpiperita var. Black Mitcham
  • Sweet Orange Citrus sinensis 
  • Ylang Ylang COMPLETE Cananga odorata var. genuina 

This kit also contains the following experiential learning supplies: 

  • Essential oil constituents: 1,8-Cineole, Carvacrol-Natural, Cinnamaldehyde-Natural, Citral, Citronellal-Natural, Eugenol-Natural, Farnesene, L-Menthone, Limonene-r, Linalool, Linalyl acetate-Natural, Nerolidol, Solubol 
  • 5 ml Amber Bottles (Qty 3)
  • 25 ml Beaker
  • 3 ml Disposable Pipettes (Qty 5)
  • Perfume testing strips
  • Glass stir rod

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.

Prior aromatherapy formal training or prior chemistry (aromatherapy-specific chemistry not required) is recommended

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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