K-10+ Advanced Digestive Support Bars are specially designed to promote intestinal well-being, and help support proper digestion. Each bar contains Mini Probiotic Strips that dissolve in your dogâs mouth and are specifically designed to support digestion & absorption. K-10+Â® Advanced Protein Bars For Dogs are made with premium whey protein and are individually wrapped for freshness so they are great for on the go. Great for camping, traveling, vet visits, grooming and emergencies. Each bar contains fast acting dissolvable strips that helps facilitate the absorption of key ingredients. Our bars contain no grains, gluten, meat-by-products, artificial flavors and colors. Every box contains 5 bars.