Wild Caught Baltic Sprat have consist of one ingredient; whole fish. These treats have NO added sugars, artificial preservatives, by-products, artificial colors, or protein-meals. These fishy treats are completely grain-free, soy, wheat, corn, fillers, and gluten free. These single-source novel protein treats are especially good for overweight dogs, or dogs with skin issues, allergies, and food sensitivities due to naturally occurring Omega 3 and Omega 6 fatty acids. Great chewy replacements for rawhides and bones!