Pups will flip for Salmon Snacks Dog Treats from Snack 21! Full of deliciously fishy flavors, these 100% natural strips are made solely from wild Pacific salmon. They’re chock-full of omega-3 fatty acids for healthy skin and a shiny coat—and are an excellent source of protein. Free of all additives and preservatives, these salmon treats are a smart snack choice for your favorite four-legged friend.