» Bernard Jensen Int.
   Sales of charts, videos and related iridology products.
   http://www.bernardjensen.org

» Canadian Neuro-Optic Research Institute
   Details of courses, events, clinical case studies and education tools, with iridology FAQs and information on iris capture systems.
   http://cnri.edu/

» Choices for Health and Harmony
   Diane Elms presents basic treatment information, with details of what to expect at her Ontario practice.
   http://www.choicesforhealthandharmony.com

» Eyeronec Digital IrisScope Photography
   Manufactures irisscopes using a digital camera and photo printer for all professional iridoligists.
   http://www.eyeronec.com

» 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.
   http://www.gni-international.org/index.htm

» Healthline Diagnostics
   Offers a range of equipment, tools and software for the professional iridologist, with details of online courses also available.
   http://www.iriscopes.com

» International Iridology Practitioners Association.
   Overview, FAQs and education details, with information about membership, people and events.
   http://www.iridologyassn.org/

» Iridology
   Finding internal weaknesses through the color of eyes. How iridology originated, pictures, and how it works.
   http://iridologynow.sandycarter.com/

» Iridology Is Nonsense
   Article by Stephen Barrett, M.D., offering an explanation and history of iridology.
   http://www.quackwatch.org/01QuackeryRelatedTopics/iridology.html

» Iridology Page
   Includes the Iridologist's Creed, articles, schools and tools directory, and bulletin board.
   http://www.healingfeats.com/iridolog.htm

» Iridology Plus
   Canadian Journal of the Science and Practice of Iridology and Preventive Health Care, offering an article archive and subscription information.
   http://www.news2news.com/iridology/

» Iridology Works
   Offers a variety of software for use by both the professional iridologist and the student.
   http://www.iridologyworks.com/

» Iris Studies
   Detailed resources and instructional information, offering product reviews, educational material, news, and images, and links.
   http://www.iris-ward.com/

» 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.
   http://www.irisdiagnosis.net/english.html

» MD Jones Enterprises
   Introduction and glossary of terms, with details of related products and training seminars.
   http://www.iridology.com/

» SoftIris
   Overviews, screenshots and ordering information on a selection of iridology software and books.
   http://www.softiris.com/

» Study the Iris
   Explains how iridology works and what it reveals about the patient.
   http://www.studytheiris.com

» The Institute of Natural Health Technologies
   Offers information about its available courses, with sales of charts and kits.
   http://www.naturalhealthtech.com

» The Skeptic's Dictionary - Iridology
   Overview of history, with skeptical analysis.
   http://www.skepdic.com/iridol.html