Anti-foaming agent

Anti-foaming agent

An antifoaming agent is a chemical additive that inhibits the formation of foam.

Industrial uses

When used as an oil additive to the base stock of oil, antifoaming agents prevent the oil from foaming and frothing during high speed mechanical agitation.Fact|date=June 2008 It is also used in mining and drilling operations, as well as in sugar manufacturing to reduce the amount of foam produced.Fact|date=June 2008


When used as an ingredient in food, antifoaming agents are intended to curb effusion or effervescence in preparation or serving.Fact|date=June 2008 The agents are included in a variety of foods such as Diet Pepsi, Diet Coke, Sprite, and chicken nuggets in the form of polydimethylsiloxane (a type of silicone). [McDonald's (2007-01). McDonald's USA Ingredients Listing for Popular Menu Items. Retrieved from]

Silicone oil is also added to cooking oil to prevent foaming in deep-frying.Fact|date=June 2008


Antifoaming agents are also sold commercially to relieve bloating. A familiar example is the drug Simethicone, which is the active ingredient in drugs such as Gas-X.Fact|date=June 2008

ee also

*Foaming agent


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