Welcome to the GNI

The Guild of Naturopathic Iridologists exists to protect the public by upholding the highest professional standards. We maintain an international register of qualified iridologists and support our members with ongoing education so they can continue to offer safe, up‑to‑date, evidence-informed care.

Online course cover titled "An Introduction to Modern Iridology with John Andrews," scheduled for January 21, 2026, with a blue label indicating it is part 2 and a certificate badge for CPD-certified with GNI, featuring a blurred background of iridology charts.

Did you miss it?

On Wednesday, 26th November 2025 and Wednesday, 21st January 2026, John Andrews delivered two amazing sessions for his course: Modern Iridology. A not-to-be-missed event for iridologists looking to refine their skills and expand their toolkits.

If you would like access to the recordings, slides and support materials, please contact us by clicking the button below.

CONTACT US

“Thank you to the GNI for doing so much for the profession and providing amazing symposiums.”

— Olivier