To use this dog food, simply measure out the appropriate amount according to your dog's age, weight, and activity level and feed it to your dog at regular meal times. As for storage, keep it in a cool, dry place to maintain its freshness. When transitioning your dog to this new food, gradually mix it with their old food over a period of about a week to avoid any digestive upset. If your dog has any specific health conditions or concerns, it's always a good idea to consult your veterinarian before starting this food.