Elizabeth Houghton was trained in Iridology at the Cambridge School of Holistic Iridology. She qualified as a Food Allergy Practitioner at the UK School of Naturopathic Nutrition. Member of the Guild of Naturopathic Iridologists (GNI) www.gni-international.org Member of the British Association of Nutritional Therapists (BANT) www.bant.org.uk Member of Business Networking International (BNI) www.abbey-bni.co.uk