International Dysphagia Diet Standardisation Initiative (IDDSI)


  1. To educate participants about how the International Dysphagia Diet Standardization Initiative (IDDSI) can decrease confusion due to language differences, creating a safer environment in their community or organization.


  • Identify the different IDDSI levels

  • Understand how to test which IDDSI level a food or beverage complies

  • Describe how IDDSI differs from the National Dysphagia Diet (NDD)

Additional Resources:

The International Dysphagia Diet Standardisation Initiative 2016 @

Attribution is NOT PERMITTED for derivative works incorporating any alterations to the IDDSI Framework that extend beyond language translation. Supplementary Notice: Modification of the diagrams or descriptors within the IDDSI Framework is DISCOURAGED and NOT RECOMMENDED. Alterations to elements of the IDDSI framework may lead to confusion and errors in diet texture or drink selection for patients with dysphagia. Such errors have previously been associated with adverse events including choking and death.