Instead of itemizing these ingredients—liver, kidney, heart—as byproducts, some U.S. pet food companies list them with the principle components. While many individuals believe byproducts to be hair, hooves, horn, cover trimmings, intestinal contents, manure, or even floor sweepings, this is not the case. Additionally, byproducts can be made into meal through a rendering process. Human food in the grocery store marked “organic” has been decided to abide by guidelines and regulations of the U.S. These foods meet requirements within the methods they’re raised, with no artificial fertilizers, sewage sludge, irradiation, or genetic engineering used.
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