The dry dog food lasts for 1 year without any damaging or food poisoning, but those should have packed in tight seal pouch and required to keep away from moisturizing weather how much it is possible. After once opened the dry dog food’s pouch it should have to feed your dog within six months anyhow.
In generally, the Rottweiler breed is including in the giant breed due to its inheriting with big and potential body shape/size. Having seen their potential body shape, the animal experts have chosen them as giant breed and in providing such breed of dog with the easiest digestible along with best nutritional dog foods would more beneficial. You can feed your Rottweiler the Royal Canin Giant Starter, 4kg, Pedigree puppy Large Breed 10KG, Pedigree Puppy Dog Food Chicken Milk 3 KG pack etc.
In considering the distinctions regarding on the better pet food between this two dog foods which are specifically prepared by imitating several especial nutrient benefits so that these foods can give sufficient nutritional ingredients to a pooch what it required. But canned dog foods are little beneficial in considering with dry dog food because the canned dog food manufactured in superior way wherein has the maximum meat protein and wherein contains no synthetic preservatives. It is packed with air tight pack so that the inner fats and oils could not be rancid anymore.
It is so simple, just keep them tightly inside a container which could not be damaged/effected due to the moisturizing weather, it means try your best not to allow it by keeping in an open environment.
The feeding guidelines have mentioned on the pouch as in print message based otherwise you can take the advice of a veterinarian expert/physician.
Having noticed the health complications of your dearest pooch, it is highly essential some ever to change the pet food on the basis of a routine if it has managed on the basis of a pet food expert or veterinarian specialist.