"Calcium caseinate" refers to a type of protein powder that is derived from milk. It is used in various food and beverage products to boost protein levels. Full definition
Excellion EM9 Calcium Caseinate digests slowly while Nutriwhey 800 F whey protein concentrate digests quickly. (preparedfoods.com)
The casein in milk is in the form of calcium caseinate, which constitutes about three percent of milk. (fieryfoodscentral.com)
It contains a complex «protein matrix» that contains 6 different protein sources including Calcium Caseinate, Milk Protein, Whey Protein, Micellar Casein, Egg Whites, and Wheat Glutamine Peptides. (grassfedprotein.net)