Pet Honestys Immune Support Lysine for cats is a delicious dual textured supplement that contains amino acids prebiotics antioxidants and more to promote a healthy immune and respiratory system Powerful ingredients like Lysine Colostrum and Quercetin work together to support immune and respiratory health as well as their gut digestion skin and overall health The unique texture format pairs a crunchy outer shell with a creamy savory filling offering a taste and texture combination that cats love