How to start a business in Iridology and Nutritional Consulting An invaluable resource by world-renowned iridologist, clinical nutritionist, best-selling author and naturopathic doctor, Frank Navratil BSc. N.D., from his 20+ years of running a successful practice in this field. Have you ever wondered what it takes to start a practice in Iridology and Nutritional Consulting or are you already in the field and want to improve your existing business? How do I become an Iridologist and Nutritional Consultant? What training or courses are needed? What equipment do I need? What facilities are...