The Institute for Optimum Nutrition (ION) is an independent higher education provider and registered charity, founded in 1984. Today the institute is the leading training provider of registered nutritional therapists in the UK, and one of the most respected bodies of its kind in Europe.

Their mission is to educate and enthuse, instilling optimum nutrition as the foundation of health for all. Their range of professional courses, validated by the University of Portsmouth, provides academic rigour with a practical focus and exceptional student support.

They are designed for those new to nutrition, those upgrading their qualification or returning to practice, and those looking to add nutrition to their current healthcare practice. They also offer a range of free resources such as a newsletter, videos, and podcasts, providing invaluable insights, articles, tips, and exclusive content to help people deepen their understanding of the impact of nutrition.