Ingredient: beef hearts. Created using a gentle freeze dry process that keeps the integrity of the product in tact to preserve its natural characteristics. 100% USA sourced and made. Promotes overall health and wellness. High in protein, low in calories. Wonderful for pets with allergies, diabetes, or on limited diets. Made from raw, diced beef hearts, with nothing added, and nothing taken giving it strong flavor. 4oz of freeze-dried meat is equivalent to 1lb of non-freeze-dried meat. Guaranteed analysis: Crude protein: 79.51% (min). Crude fat: 5.63% (min). Crude fiber: 5.38% (max). Moisture: 12.97% (max). Storage/handling: Our bag comes with a convenient resealable zip lock for you to maintain treat freshness. Best to feed within 45 days after package is opened. Do not refrigerate. Store in a dry, cool place out of direct sunlight This package contains a non-toxic oxygen absorber packet. Keep in sealed bag for freshness.