Lambert Kay Prozyme Feline Natural Enzyme Supplement, 100 Grams is a natural plant-derived enzyme supplement for cats. Because of the enzymes" unique origins they provide benefits that many other digestive enzymes do not. They aid cats in digesting fats, protein, fiber and carbohydrates so they get more nutritional benefit from their food and any special supplements or vitamins they may be taking. This is especially true for older cats whose enzyme levels naturally drop with age. Prozyme can help cats who are experiencing poor nutrient absorption, excessive shedding, gas, dull hair coat, lack of energy, skin problems and weight issues. Prozyme Feline has taurine for heart and eye health, Vitamin E as an antioxidant and mouth watering crab and caviar flavors that cats love. Proudly Made In the USA.