| The Skeptic's Dictionary - Iridology Overview of history, with skeptical analysis. | |
| The Institute of Natural Health Technologies Offers information about its available courses, with sales of charts and kits. | |
| Study the Iris Explains how iridology works and what it reveals about the patient. | |
| SoftIris Overviews, screenshots and ordering information on a selection of iridology software and books. | |
| MD Jones Enterprises Introduction and glossary of terms, with details of related products and training seminars. | |
| Irisdiagnosis.net Offering a variety of diagnosis tools, books, and courses. Product and ordering information, with founder profile. | |
| Irisdiagnosis.net A naturopath specialising in iridology, the Bowen method, and vitamin and mineral therapy. Lists details of methods used, courses offered, and lectures given. | |
| Iris Studies Detailed resources and instructional information, offering product reviews, educational material, news, and images, and links. | |
| Iridology Works Offers a variety of software for use by both the professional iridologist and the student. | |
| Iridology Plus Canadian Journal of the Science and Practice of Iridology and Preventive Health Care, offering an article archive and subscription information. | |
| Iridology Page Includes the Iridologist's Creed, articles, schools and tools directory, and bulletin board. | |
| Iridology Is Nonsense Article by Stephen Barrett, M.D., offering an explanation and history of iridology. | |
| Iridology Finding internal weaknesses through the color of eyes. How iridology originated, pictures, and how it works. | |
| International Iridology Practitioners Association. Overview, FAQs and education details, with information about membership, people and events. | |
| Hellenic Medical Association Of Iridology Details of training, research and consultations, with magazine, case studies and links. [In English and Greek] | |
| Healthline Diagnostics Offers a range of equipment, tools and software for the professional iridologist, with details of online courses also available. | |
| Guild of Naturopathic Iridologists Details about the organisation, its membership, training, courses and accredited colleges within the UK, as well as background information on the history and practice of iridology. | |
| Eyeronec Digital IrisScope Photography Manufactures irisscopes using a digital camera and photo printer for all professional iridoligists. | |
| Choices for Health and Harmony Diane Elms presents basic treatment information, with details of what to expect at her Ontario practice. | |
| Canadian Neuro-Optic Research Institute Details of courses, events, clinical case studies and education tools, with iridology FAQs and information on iris capture systems. | |
