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

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