Food contact materials

HK Plastic Recycling mark black food container Resin idenication code 1 PET in Feb-2014

EU food contact material symbol

Resin-idenication-code-1-PETE

U+2674 DejaVu Sans

Resin-idenication-code-5-PP

Food Contact Materials (FCMs) are materials and articles intended to come into contact with food. These materials are used in a variety of products including packaging materials, cutlery, dishes, and processing machines. Ensuring the safety and suitability of food contact materials is crucial to protect consumer health and maintain the quality of the food.

Definition and Importance

Food contact materials are defined by their application rather than their composition. They can include a wide range of materials such as plastics, metals, paper, and glass, as well as coatings, adhesives, and printing inks used in the manufacturing of food packaging and containers. The importance of FCMs lies in their ability to protect food from contamination, preserve food quality, and extend shelf life, while also providing information and convenience to consumers.

Regulation

The regulation of food contact materials is a complex area, governed by a variety of international and national standards. In the European Union, FCMs are regulated under the Framework Regulation (EC) No 1935/2004, which sets out the general safety requirements for all materials and articles intended to come into contact with food. Specific measures for certain materials such as plastics, ceramics, and regenerated cellulose are also laid out in subsequent regulations. In the United States, the Food and Drug Administration (FDA) oversees the regulation of FCMs under the Federal Food, Drug, and Cosmetic Act (FD&C Act).

Safety Assessment

The safety assessment of food contact materials involves evaluating the potential migration of substances from the material into the food. This migration should not raise safety concerns, change the composition of the food in an unacceptable way, or deteriorate the organoleptic characteristics (taste and odor) of the food. Testing and risk assessment methodologies are developed to ensure that FCMs comply with safety standards, focusing on the identification and quantification of substances that may migrate from the material into the food.

Types of Food Contact Materials

• Plastics: One of the most common FCMs, used in a variety of forms including bottles, films, and containers.
• Metals and Alloys: Used in cutlery, cans, and cooking utensils.
• Paper and Board: Often used for packaging dry foods, as well as in cups and plates.
• Glass: Widely used for bottles and jars due to its inert nature.
• Ceramics: Commonly used for dishes and other tableware.
• Rubber: Used in seals and gaskets in food processing equipment.
• Coatings: Applied to various materials to prevent corrosion or interaction with food.
• Adhesives: Used in packaging to bond different materials.
• Printing Inks: Used on the outer surface of packaging for information and branding.

Challenges and Future Directions

The development of new materials, along with advances in food processing and packaging technologies, poses ongoing challenges for the regulation and safety assessment of FCMs. The trend towards more sustainable and environmentally friendly materials, such as biodegradable plastics and recycled materials, also requires updated regulations and testing methodologies to ensure their safety in food contact applications.

Conclusion

Food contact materials play a critical role in the food supply chain, ensuring the safety and quality of food from production to consumption. The regulation and safety assessment of these materials are essential to protect consumer health and maintain confidence in the safety of the food supply.