Dogswell Happy Heart For Dogs, Chicken Breast, Flaxseed & Taurine, 5-Ounce Pouches (Pack Of 6) Pack Of 6, 5-Ounce Pouches (30-Ounces Total) Helps Maintain A Healthy Heart Flaxseed Is Rich In Omega 3 And 6 Fatty Acids To Help Promote A Shiny Coat Taurine Is An Amino Acid That Promotes Good Vision And A Healthy Heart Due To The Lack Of Artificial Preservatives And Artificial Colors In This Product, Their Could Be Color Variations Which May Cause The Product To Become Darker Over Time