Enhance your career with the GradDip 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.  
  • 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



Validation and accreditation

The GradDip 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 accredited by the British Accreditation Council (BAC).

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.