Program Calendar Page

This is an online course. You can take this anywhere you have an internet connection. You do not have to be present in our area to take the course!

Understanding Herbal Constituents & Plant Chemistry is now available in ten online modules. Each module is three weeks long and can be taken independently one at a time, or as the full program.

Terpenoids 2: Diterpenes, Triterpenes, Triterpenoids & Steroidal Saponins, Plant Steroids, Cardiac Glycosides, Tetraterpenes (Carotenoids)

This is the second of two modules on the terpenoids, which includes the structures, occurrence & physiological activities of the diterpenes, triterpenes, oleoresins & terpenoid resins, triterpenoid saponins, steroidal saponins, phytosterols and other botanical steroids, the cardiac glycosides, and the tetraterpenoids (carotenoids).

Module 9 Details:

  • Structures, activities & occurrence of the diterpenes (e.g., in coniferous oleoresins, Grindelia, Marrubium
  • Toxic diterpenes in Kalmia & Rhododendron spp.
  • Specialized diterpenes (terpene trilactones) in Ginkgo biloba
  • Structures, activities & occurrence of the triterpenes
  • Triterpenes as resinous constituents
  • Specialized triterpene glycosides in Black Cohosh (Actaea racemosa)
  • Structures, activities & occurrence of triterpenoids (oleanolic, ursolic & betulinic acids) in herbs
  • Unique triterpenoids in Reishi (Ganoderma) mushrooms & their activities
  • General characteristics of the saponins
  • Saponins in Phytolacca (Poke) berries – activity, toxicology
  • Saponins in herbs for arthralgia
  • Structure, activity, safety of saponins in Licorice (Glycyrrhiza glabra)
  • Saponins in Wild Yam & Mexican Yam (Dioscorea spp.) & their relation to human hormones
  • Phytosterols & other steroidal compounds in botanicals
  • Structure, occurrence, toxicology of the steroidal cardiac glycosides
  • Structure, occurrence, activity & antioxidant power of the tetraterpenes (carotenoids)

This three week module includes:

  • Two 2-hour recorded webinars with Lisa Ganora
  • One live Q & A session with Lisa Ganora
  • Five videos (from live classes)
  • Two PowerPoint presentations
  • Five detailed study guides
  • Two quizzes
  • Two assignments
  • Access to live Office Hours & Discussion Forum

This is a 3-week course.  Course materials will be released on September 6th, and each module will have 2 live interactive study sessions with the instructor, Lisa Ganora, in addition to student open office hours sessions.

For information about a program discount, bundled tuition rates, or to mail in your tuition, please email us!

You can review our tuition policies here: