Appetein or APC-Appetein is a processed granulated plasma and serum blend ingredient for animal feeds, mostly used for young animals. The appetein name is a patented, belongs to the company APC. See also Compound feed References www.functionalproteins.com www.susonline.de External links APC, Inc. (USA) APC-Appetein product page (USA) APC-Appetein product page (Canada/French) Fodder