There are mainly three types of dog food, semi moist, canned and dry. Along with the other food items you can feed your Labrador dog with a food supplements containing important vitamins and minerals.
Though you may feed your dog with supplements containing vital minerals and vitamins, but you must always consult a good veterinary physician. Usually dog owners are not advised to feed their pets with supplements unless they are diagnosed of suffering from any particular type of mineral deficiency. Also, be careful about the quantity and the fixed time at which you will be administering your dog with supplements.