Cmc powder is used in food under the e number e466 as a viscosity modifier or thickener, and to stabilize emulsions in various products including ice cream.

Cmc Powder

Carboxymethyl cellulose, chemical for improving home made ice cream. It is used primarily because it has high viscosity, is nontoxic, and is generally considered to be hypoallergenic as the major source fiber is either softwood pulp or cotton linter. cmc is used extensively in gluten less and reduced fat food products.