Chappie Tins Favourites Dog Food. Vitamin A 8697 IU Vitamin D?. 329 IU Copper (Copper(II) sulphate pentahydrate) 2.4 mg Iodine (Calcium iodate anhydrous) 0.75 mg Iron (Iron(II) sulphate monohydrate) 9.6 mg Manganese (Manganous sulphate monohydrate) 5.8 mg Zinc (Zinc sulphate monohydrate) 22.7 mg.