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Choosing a course should not just be about the content - it's also important to have the right teacher. Rarely do you find a course written and taught by a teacher with decades of clinical experience.


Toni Miller started practicing Iridology in 1981. She taught her first Iridology class in 1984 and has continued right up to the present day. Choose a course with substance supported by a teacher with the experience needed to answer your questions. It's equally important that qualifications be recognized by your association.  

Online training for beginners and professionals at your own pace in your own place on your device of choice with College of Iris - Australia’s only Iridology education specialist.

Toni Miller taught face to face from 1984 till 2014. Keeping up with technology and student preference, she put her classes online in 2015. Many of her graduates say the online courses are just like being in a live class. 

Essentials is your starting point. A complete unit for beginners and the foundation of professional Iridology education.

Level 1

Become a certified Iridologist 

Advanced Certificate of Physical Iridology.

Written and presented for beginners, post graduates, serious students and teachers.

​API - Practitioner Level One 

Physical Integrated Iridology has over 1600 slides with over 1350 images making it one of the most visually comprehensive courses available!



Practitioner Level Two 

Emotional Aspects of Iridology. It has been said that up to 80% of all illness has an emotional connection. Learn the emotional precursors that put "Nurture points" at risk of activation. 

Practitioner Level Three


Specialized application of Iridology. This will feature Remedy Selections based on Integrated Iridology assessment and Differential Diagnosis using Physiography. (Available 2024)


Introduction to Integrated Iridology 


6 modules. 2 CPE points.

Not sure if you want to enroll in Integrated Iridology? Try this module first to sample Toni Miller's teaching style as she explains the clinical benefits of Integrated Iridology. 

Earn a Certificate of Attainment in each completed unit. 


Iridology Essentials


Everyone starts here. 14 modules. 10 CPE points.

Essentials is the foundation layer in Integrated Iridology. Learn the significance of individual signs with some important updates on the Classical Iridology model. Over 200 images.


Constitutional Iridology


20 Constitutional types. 22 modules. 15 CPE points.

This unit focuses on the significance of the collection of signs rather than singular signs. Based on the assessment of primary colour, structure and diathesis, it is possible to determine each person’s unique constitution. The constitutional strength of the physical body as well as personality traits, which can influence conscious and unconscious emotional patters. 240 images.


The Collarette


4 modules. 5 CPE points.

The collarette (Autonomic Nerve Wreath) is the most important landmark in the iris. Learn the meaning of location, quality and shape of this landmark. 72 images.


The Pupil & its Border


7 modules. 5 CPE points.

You might be surprised to learn that although most of us are born with round pupils, this shape is not common in adults. So much can be learned from the size and shape of the pupils, that some practitioners use it alone – especially to assess spinal health. 138 images.


The Sclera


7 modules. 5 CPE points.

The sclera (white area) is the most reactive part of the eye. Signs in the sclera are usually linked to the status of our health. The sclera can be used with the iris as a form of differential diagnosis to more accurately identify what clients need to focus on to be the best they can be. 160 images.


Advanced Concepts - Pigmentation


5 modules. 5 CPE points.

This module is comprised of three subjects that will assist in the identification of pathological risk. Pigmentation takes on special significance determined by location, number and shape. Learn how to differentiate between colour in the gastro-intestinal tract and the ciliary zone as well as discerning pathological factors. 269 images plus case studies.




3 modules. 3 CPE points.

An in depth look at transversals based on colour, shape and location. More than 25% of the human population have this feature in their eyes. An understanding of the significance of transversals is a valuable addition to your scope of knowledge as an Iridologist. 51 images plus case studies.


Advanced concepts – Lacunae morphology


4 modules. 5 CPE points.

This last module completes the studies on Physical Iridology. Learn the significance of lacuna morphology in this advanced class. Examine 27 shapes and how they can flag areas of special interest. 96 images plus case studies. 

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