Enhance your career with the GDip Integrative Functional Nutrition.


There are a number of benefits of completing the graduate diploma:

  • Expand your practice options
  • Identify future ‘practice’ development opportunities
  • Be regulated to provide nutrition and lifestyle advice*
  • Use the latest evidence-informed approaches to personalised nutrition and lifestyle advice
  • Understand your clients test results from a functional perspective
  • Use validated tools to enhance behaviour change
  • Collate evidence to inform your own and the profession’s practice by experiencing WeCudos
  • Build a network with diversely qualified peers who have a passion for helping others



Why study integrative functional nutrition at ION?

ION’S strong reputation and external recognition:

  • Validated by the University of Portsmouth, a leading modern university and Teaching Excellence Framework (TEF) gold rated. A top 25* UK university, it globally recognised for research.  
  • Accredited by the Nutritional Therapy Education Commission** so that successful completion enables you to become a registered nutritional therapist and join the professional
  • Join a British Accreditation Council accredited higher education institution 
  • We have a track record of providing advanced graduate CPD 
  • Experienced in delivering courses that have been founded on the functional medicine philosophical approach

Designed with flexibility in mind: 

  • Flexible distance learning study options that make it easy for you to balance the course with work and personal commitments
  • Clear modular structure that enables you to study while you work 

High quality teaching and learning opportunities:

  • Expert tutors who are available via email and during scheduled weekly call times to provide you with ongoing guidance and support
  • Innovative teaching that is fully supported by a range of learning tools and materials via RelION, your 24/7 virtual campus 
  • Online access to the University of Portsmouth Library, research databases and study skills support

Be part of our community:

  • On completion of your studies you will be invited to become a member of our Alumni Community, a helpful source of information for those working in, or with an interest in, nutrition and its impact on health and wellbeing.
  • Additionally, graduates will also become members of the University of Portsmouth Alumni and have access to discounts on further education courses.

* Guardian University Guide 2020

** Subject to course accreditation 



Validation and accreditation

The GDip Integrative Functional Nutrition is validated by the University of Portsmouth, a leading modern university and Teaching Excellence Framework (TEF) gold rated. As a UK top 25 institution, it is recognised globally for its research. 

Additionally, the Institute for Optimum Nutrition is uniquely dual-accredited by the British Accreditation Council (BAC) and the Nutritional Therapy Education Commission (NTEC).

The BAC provides a comprehensive quality assurance scheme for independent further and higher education in the UK. Its accreditation is globally recognised as the clearest mark of educational quality in the private sector. 

NTEC accreditation* means the course is accredited against the National Occupational Standards for nutritional therapy. External review through the external examiner system ensures professional body requirements are met. 

On successful completion of the course and subject to course accreditation, ION graduates can apply to join the professional body for nutritional therapy, the British Association for Nutritional and Lifestyle Medicine (BANT), to practise as a fully qualified registered nutritional therapist.

* subject to course accreditation