Microwave Foam

Can Foam Go in the Microwave?

Is it possible to safely reheat items in polystyrene foam containers using a microwave oven?


Microwaves heat the food or beverage, and the food or beverage then heats the container. Knowing this, consumers should evaluate how foam products will react with their desired food or beverage application to determine microwave suitability.

Learn more about foam foodservice packaging and microwaves from the Foodservice Packaging Institute and Harvard Health Publishing.

More About Foam Safety

 more about foam sanitation


Single-use foodservice products offer sanitary advantages.

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 more about foam styrene


Styrene is a naturally occurring substance.

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 more about foam blowing agents

Blowing Agents

Expanded polystyrene is produced with blowing agents like pentane and carbon dioxide.

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