If your cat is not finicky start by adding a small amount of the new food in with old food. Compare The Ingredients In Your Cats Food To BLUE And See The Difference. Human-Grade Natural Organic Fresh Cat Food More.
Its a good time to get her over to regular adult cat food just do it gradually over a couple weeks time. This is a safe time frame to start making the switch. Depending on health issues you may want to transition over the period of a week or so the same way. Around your kittens first birthday or between 18 months and 2 years for large breeds its time to switch to an adult cat food.