The high levels of marine sourced Omega 3 in Fish4Dogs Finest Salmon and Potato makes this an ideal product for coat and skin health and joint mobility. The proteins from fish are also good for the digestion. Fish4Dogs foods are grain free and use potato and pea as the carbohydrate providing a food that has a balanced GI (glycaemic index) and one that is less likely to cause dietary sensitivity. High levels of Omega 3 are also beneficial for breeding bitches with benefits of omega oils being passed onto the unborn puppy.