Coronavirus Covid-19 

In these challenging times, it’s more important than ever that the Institute for Optimum Nutrition has a greater impact in helping individuals and society to effect positive lasting change in our health and wellbeing. Whether you are an existing or former student, an allied professional, a clinic client, magazine subscriber or someone who shares our vision and values, we want stay connected with you.

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“Optimum nutrition is the medicine of tomorrow.”

Professor Linus Pauling, PhD, Nobel laureate

The Institute for Optimum Nutrition (ION) was founded in 1984 by Patrick Holford with the support of twice Nobel Prize winner Professor Linus Pauling.

ION is a higher education institution. Established for thirty-five years ION is one of the most respected training bodies of its kind in Europe.

Our flagship Nutritional Therapy courses educate students to become registered Nutritional Therapists on accredited professional qualification programmes. We champion our graduates and the wider nutrition and healthcare industry with our professional CPD courses. Our nutrition clinic, food education days and magazine Optimum Nutrition support the public to make a positive impact on their lives with food.