Plato Salmon Strips Smart Dog Treats are some of the best all natural treats on the market today. The below features show just how great the Plato Salmon Treats are: Over 90% salmon Natural ingredients, fortified with antioxidant vitamins, proteinated zinc, and glucosamine. No artificial colors, flavors, synthetic preservatives, or GMO's (genetically modified organisms). Naturally preserved. Antioxidant vitamins E and C. No meat by-products or meals. Fortified with Zinc Proteinate Plato Organic Salmon Strips Smart Dog Treats: Zinc (as Zinc proteinate) 180mg/kg min Vitamin E 100 IU/kg min Ascorbic acid (vitamin C) 50mg/kg min* Glucosamine 100ppm min* Omega 6 Fatty Acids 0.08% min* Omega 3 Fatty Acids 2.2% min* *Not recognized as an essential nutrient by the AAFCO Dog Food Nutrient Profile Omega 3 & 6!