international agency food product type GS1 Global Product Classification (GPC) The Global System 1 (GS1) Global Product Classification (GPC) is a system that gives buyers and sellers a common language for grouping products in the same way, everywhere in the world.$br/$ The GS1 GPC classification in facet A is currently updated based on June 2017 release of GS1 GPC Standard for Food/Beverage/Tobacco, except for codes pertaining to tobacco. See the GS1 site for details [https://www.gs1.org/standards/gpc]. requires discussion