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Emulsifier Definition

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Egg yolks are the emulsifier in mayonnaise.

Egg yolks are the emulsifier in mayonnaise.

Steve Lewis, Getty Images

Definition: An emulsifier is a compound or substance at acts as a stabilizer for emulsions preventing the liquids from separating.

Also Known As: emulsifying agent

Examples: Egg yolks are used as an emulsifier in mayonnaise to keep the oil from separating out.

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