Attività

Emulsifier, in foods, any of numerous chemical additives that encourage the suspension of one liquid in another, as in the mixture of oil and water in margarine, shortening, ice cream, and salad dressing. A number of emulsifiers are derived from algae, among them algin, carrageenan, and agar. Lecithins, such as those found in egg yolk, are also used as emulsifying agents.