The protein source is a hydrolysate of isolated soy protein. Royal Canin Hypoallergenic dog is hypoallergenic (rarely provokes a hypersensitivity reaction) and highly digestible. Its composition minimises water loss through the skin and enhances its protective function. Omega 3 fatty acids (EPA/DHA) have an anti-inflammatory effect. The combination of Fructo-Oligo-Saccharides (FOS) and zeolite (a specific mineral) promotes balanced intestinal flora and helps protect the intestinal wall. Royal Canin Hypoallergenic dog is gluten- and lactose-free.