OC Raw Freeze Dried Beef HeartsSourced from USA suppliers Made from beef processed for human consumption and without added hormones or antibiotics 300 days prior to processing. ONE simple ingredient = NOTHING ELSE!! Raw and simple so dogs & cats can take advantage of the health benefits High in Taurine, an amino acid which plays a critical role in cardiac and cardiovascular health Ingredients: Freeze Dried Beef Hearts. Guaranteed Analysis Min Crude Protein. 55% Min Crude Fat. 20%