Certificate in Fragrance and Essential Oils in Cosmetic Formulas

Are you working with fragrances or essential oils and want to make sure your formulas comply with regulations and ensure safe use? Natural doesn’t mean safe, and essential oils contain many allergens, just like fragrances. In EU, South Africa and ASEAN countries, all allergens need to be listed on the label. In addition, no matter where you are in the world, your products need to be safe for consumer use based on the ingredients and inputs used. Do you want to learn how to search international essential oil and fragrance regulations, to ensure your cosmetic formulas are safe and comply? This study program teaches you how to check regulations and ensure safe use of essential oils and fragrances.

Find out how:

  • to check international regulations to ensure safe use of essential oils in your cosmetic formulas
  • how much essential oils and fragrances should be used in different types of cosmetic formulas
  • how to add essential oils and fragrances to formulas
  • how to prepare a fragrance brief for development
  • how to blend essential oils for lasting aromas with impact
  • how to calculate allergen content in different essential oils and fragrances
  • how to list allergens correctly on a label to comply with cosmetic regulations

Start Date: Can be started at any time

Mode of delivery: On-Line/Distance

Entry Requirements: 18 years old or over. Must have completed up to year 10 level in high school.

Students must ensure they can formulate to at least a beginners level first. This can be achieved by first completing our Beginners Cosmetic Science workshops, or study at one of our higher levels. If you have a similar level of qualification you can also enrol directly in this program.

See an example of study material and assessment here…

See what’s in the kit here…


Full certificate program is ideal for:


  • Cosmetic Brand owners – it is a company responsibility that any brand with product in the marketplace MUST be safe for consumer use (including using all natural ingredients and essential oils), must be labelled correctly and must comply with local regulations, and be able to show this to Regulatory Authorities
  • Cosmetic formulators working with fragrance and essential oils
  • Regulatory personnel responsible for ensuring company compliance

Duration for FULL certificate program:

  • This course consists of 1 unit of training
  • Approx. 2-4 weeks part time (15-20 hours per week)
  • Flexible, extended study possible for up to 6 weeks (7-10 hours per week)
  • Study load consists of:
    • Guided training and workplace simulations = 20 hours
    • Extension research and assessment activities = 20 hours

Training and assessments for FULL certificate program:

  • On-line lectures to support learning and activities within the text
  • Electronic text for 1 unit
  • Written assessment comprising theoretical questions and workplace simulated scenarios
  • Written assessment based on practical samples as directed in the learning

Course unit:


Select fragrances or essential oils for personal care formulas

Covers the evaluation and selection of appropriate fragrances or essential oils for use in a variety of personal care formulations. Learn how to:
  • understand the chemistry of fragrance and language of aroma
  • blend essential oils for aesthetically pleasing and more stable aroma profiles
  • incorporate fragrance into product formulations
  • investigate and determine the safety aspects and usage rates for various product types
  • select fragrances or essential oils to suit various product formulations.