Courses and services

Discover our courses

ION has been delivering sector leading courses in nutrition since 1984. Found out about our courses and what makes studying with ION special.

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CPD courses

Discover exciting opportunities to deepen your knowledge and support your professional development through a range of live and on-demand CPD events.

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Register for an ION open event

Register for in-person and online open events, or book a one-to-one appointment and we'll call you.

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Optimum Nutrition magazine

Optimum Nutrition is published four times a year and brings you the latest news, research, updates, forthcoming events, healthy recipes and much more... Sign up today for free digital access.

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Optimum Nutrition Clinic

Our fully qualified Nutritional Therapists work with people every day to improve health and wellbeing, whatever your issue, they will help you find out how to improve your health naturally and safely.

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Online webinars

Latest articles

  • Five minutes with two of ION’s recent graduates

    This year, ION celebrated its first BSc (Hons) graduates, who had taken the fast-track option for qualified nutritional therapy practitioners. Before their graduation ceremony, Mary Struger and Kerry Aldridge told us why they had decided to study nutrition and what they would say to those considering a similar career path. Read more

  • Fresh Lime, Vegetable & Coconut Curry

    This vibrant, colourful curry should bring some cheer to dark winter evenings. Warming, healthy and delicious! Read more

  • Can't buy it? Grow it!

    Much of the food we eat is mostly determined by how easy it is to produce and, perhaps unfortunately, how profitable it is to sell. Growing your own, however, can add variety to your table. Read more