Hartz Precision Nutrition Liquid Milk Replacer For Kittens Precisely Formulated To Support A Kittens Growth And Development With Calcium. Precisely Formulated To Support A Kittens Heart & Eye Development With Taurine. Precisely Formulated To Support A Kittens Respiratory Health With Lysine. Precisely Formulated To Support A Kittens Healthy Skin & Coat With Linoleic Acid. Made With Real Milk Protein.