Skinners Field & Trial Salmon & Rice Dog FoodField & Trial Salmon & Rice is completely hypoallergenic and is suitable for working dogs with sensitivities or allergies as it has been specially formulated to reduce the likelihood of skin, coat and digestive conditions associated with sensitivities to wheat, maize, barley, soya and dairy products. Some working dogs can benefit from a fish based diet, particularly those with sensitivities to meat; such as chicken, beef or lamb. Field & Trial Salmon