Royal Canin Jack Russell Junior Puppy Food is formulated exclusively for pure breed Jack Russell Terrier puppies up to 10 months old. This premium dry food is formulated with an adapted intake of energy, protein, calcium and phosphorus to support your puppys quick growth fast and energetic temperament. Key Benefits: Immune System Support – Premium formula designed to support your puppys natural defences during this essential growth stage. Healthy Growth – Contains adapted intake of energy, protein, calcium and phosphorus, to nourish your puppy during this intense and short growth stage. Digestive Health – Supports digestion and healthy balance of intestinal flora, contributing to good stool quality. Dental Health – Reduce tartar formation thanks to calcium chelators. Exclusive kibble – Tailor-made kibble design helps Jack Russell Terrier puppies to easily pick up and chew their food