Pro Plan Delicate Kitten Optistart is for a smooth transition from mothers milk for kittens between 0 and 12 months old that are fussy or have sensitive skin or digestion. Formulated with a restricted number or protein sources to help improve food tolerance Pro Plan Delicate Kitten Optistart contains high quality turkey as the main ingredient for optimal palatability and is created without wheat protein. (Pro Plan Delicate Kitten Optistart may contain traces of wheat and is not suitable for allergic cats.) Pro Plan Delicate Kitten Optistart has only four protein sources to help reduce the risk of early food sensitisation optimal levels of calcium and phosphorus for strong teeth and bones and a high protein level to promote growth and deveopment of lean body mass.