The invention discloses a method for preparing a dog health-care food containing carrots and chicken, and relates to a health-care food of an animal, particularly a homebred dog animal. The method comprises the following steps of: beating carrots and chicken small chest in a mass ratio of 40:60 into paste, fully mixing, injecting into a forming mould to form a rhombic block shape, drying for 8 to 10 hours at the temperature of between 50 and 60 DEG C, and sterilizing to obtain the product. The method has the advantages that: the carrots contain a large amount of vitamin, so through the combination of the chicken small chest and the carrots, the overall nutritional balance of the product is improved; and the dog health-care food has good nutritive and health-care effects on dogs, and is deeply loved by the dogs.