Probiotics, prebiotics, calcium and multi-vitamins complement and work excellently with each other. Probiotics enhance the prebiotics based formula, which assists good bacteria to flourish! Ensuring optimum Gastrointestinal & digestive health. Prebiotics boosts the activity of natural probiotics. They offer 'food' to the healthy bacteria so that they can attach and multiply in the gut, protecting the immune system. Prebiotics increase calcium absorption in the lower gut, thereby improving measures of bone mineral density and strength.Probiotics help in the absorption of calcium and bone-essential minerals. Probiotics and prebiotics improve digestion and boost immunity. Calcium and Phosphorus supplements with Vitamin A, D3, B12 is essential for the strengthening of bones and teeth. They help in attaining the good vision and in the growth of pets.