Most dog problems centre around dermatitis. There are about 160 different disorders in dogs some of which create chronic difficulties. Chronic dermatitis takes 10% of hospital file folders. Taking the dog to the vet is necessary to determine the necessary intervention. Some skin problems are a case of pruritis or itchy skin which is not an allergy. In repeatedly occurring bacterial dermatitis, the dog displays circular patches, hair loss as well as scales and crusts. In most chronic bacterial dermatitis, predisposing factors should be considered. Other cases of curable chronic diseases are yeast infections which causes a greasy and oily skin. Fungal and ringworm as well as saborrhea (oily and flaky skin) due to low fatty acid and proteins in the diet and due to parasites like fleas and mites. Hereditary disorders are basically incurable. A wide variety of supplements and topical therapies may provide palliative care.