Your giant puppy has big nutritional needs. Giant breed dogs have the longest growth period out of other sized dogs—that's why Royal Canin growth formulas for giant-sized dogs come in two stages: Giant Puppy and Giant Junior. This Giant Puppy Dry Dog Food is made specifically for the first stage (up to 8 months). Royal Canin Giant Puppy Dry Dog Food is a wholesome puppy food that's formulated for your extra-large puppy's healthy growth and development. Clinically proven antioxidants, including vitamins E and C, help support the healthy development of immune systems. The puppy kibble is enriched with DHA, an omega-3 fatty acid that's scientifically proven to support your puppy's brain development. And a combination of prebiotics and highly digestible proteins helps promote a healthy balance of intestinal bacteria for digestive health. and optimal stool quality. Keep your giant breed puppy on this dry puppy dog food for 8 months so they have a strong and healthy start. After 8 months, switch to Royal Canin Giant Junior Dry Dog Food for continued healthy development. With over 50 years of scientific research and observation, Royal Canin continues to deliver targeted nutrition to feed every pet's magnificence. Not satisfied? Then neither are we. Our formulas are 100% satisfaction guaranteed. (Just contact us for more details.)