Go ahead, turn the bag around and look at our ingredients. PureBites are made with only 1 ingredient; 100% Pure & Natural Wild-Caught Human Grade Yellowfin Tuna. Cats love the taste of PureBites because our treats are freeze dried RAW to lock in the aroma, texture and freshness they crave. Cat parents love PureBites because our treats are 100% pure and rich in nutrients for a happy and healthy life. Feeding Guidelines Feed as a Healthy Treat for your Cat. Ingredients 100% Pure Wild-Caught Human Grade Yellowfin Tuna Guaranteed Analysis Crude Protein (min.) 80% Crude Fat (min.) 1% Crude Fiber (min.) 0.2% Moisture (max) 5% Calorie Content (calculated) 3373 Calories per kg 2 calories per treat