Council for Responsible Nutrition

a non-profit trade association

CRN UK for supplements
Information on food supplements and how to buy them safely and from reputable suppliers
Information for enforcement authorities

Member-only information available via the Members’ Area.

Members Area

The Council for Responsible Nutrition or CRN UK is a non-profit making trade association representing the food supplement industry in the UK. CRN UK is leading the industry in the focus and quality of its technical and scientific work.

Food supplements include vitamins, minerals, botanicals and botanical extracts, cod liver & other fish oils and other bioactive nutrients.  CRN UK was founded in 1979 and is based in London.

Our members are the leading manufacturers and suppliers of food supplements and their ingredients. They represent the majority of food supplements found in leading pharmacies and supermarkets, as well as those sold directly to consumers.

In addition to operating in compliance with detailed national and EU law governing food supplements, CRN UK members all agree to abide by voluntary quality standards to ensure consumer safety and confidence.


Over the years, CRN UK has produced, contributed to and coordinated the production of an extensive library of publications, position papers and other documents.

Topics covered include:-

  • Compliance practices
  • Technical guides
  • Quality guides
  • Manufacturing tips
  • Safety guides
  • Dietary guides
Available publications

The Technical Aspects of Manufacturing Food Supplements guide will be available in PDF for download and hardcopy formats.

Publications Library
Available April 2017
CRN UK membership application

Become a member

If your company is interested in becoming a CRN UK member, complete the membership declaration of interest form and the CRN UK Secretariat will respond as soon as your form is evaluated.

Members and Membership Information

Technical Aspects of Manufacturing Food Supplements

May 4, 2017 • Holiday Inn, London Kensington Forum A one-day seminar for food technologists and formulators, students and graduates considering [...]

Do You Really Know What You Are Buying?

Do You Really Know What You’re Buying? In 2016, CRN UK hosted two seminars - one in London and one [...]

From plough through practice to policy

From plough through practice to policy 4 - 6 July 2011 • University of Reading The main programme consisted of [...]


CRN UK hosts a number of regulatory and technical seminars and workshops. The next seminar will be in London on May 4 2017, and will focus on the technical aspects of manufacturing food supplements.Further details to follow.

Full Event Schedule