Definition: Animal Digest: Material which results from chemical and/or enzymatic hydrolysis of clean and un-decomposed animal tissue. The animal tissues used shall be exclusive of hair, horns, teeth, hooves and feathers, except in such trace amounts as might occur unavoidably in good factory practice and shall be suitable for animal feed.
Examples:
Animal digest is an extremely poor source of protein; cat foods with "animal digest" on the label should be avoided at all costs.
