A spoonful of rapeseed or sunflower oil to the daily diet can help a great deal.CarbohydratesGrain products or root vegetables are best especially parsnip, beet, or carrot.VitaminsComplete foods have the required amount of vitamins but if you feed a more natural diet (barf, raw meat etc) it may be necessary to add vitamin E. Liver is a rich source of vitamin B12 and should be fed twice a week.Some