We want to help you make your puppy's world amazing every day. The first year of your dog's life (or two years for large breed puppies) is crucial to their long-term health. To help support puppies' natural defences for an optimal start in life, our vets and nutritionists have developed PURINA® PRO PLAN® PUPPY with OPTISTART®. With added ingredient colostrum - found in mother's first milk, OPTISTART® helps support puppies' natural defences - helping to give them a great start in life. PURINA® Pro Plan® Small & Mini Puppy with OPTISTART®, Rich in Chicken Dry Dog Food is a complete dry dog food. Complete and balanced Small & Mini Puppy <1 Dry Puppy Food tailored to support healthy joints for puppies’ active lifestyle PURINA PRO PLAN Healthy Start enables puppies' developing immune system to react efficiently and supports long term health Pack is formulated for total dental care and helps support natural defences Chicken n°1 ingredient Science Based Nutrition developed with Purina veterinarians.