Food Suppliers Requirements The nutrition facts label is found on packaged foods and beverages, and can serve as a daily guide for comparing foods and making healthy choices. Determining the Regulatory Status of Components of a Food Contact Material. The overall regulatory status of a food contact material is dictated by the regulatory status of each individual substance that comprises the article. Packaging & Food Contact Substances (FCS). Links to Guidance for Industry, and Inventories and Databases for Food Contact Substances. Printing inks and Food Packaging Forum. Printing inks on food packaging materials are used for consumer information as well as for marketing purposes. Inks are used with many different packaging materials. As such, plastics, paper, board and cork may be directly printed on. The printing inks may migrate onto the internal surface in contact with food through off-set migration.