Keep your kitty happy and healthy with a purr-fect boost of Felisyl Immune System Support for Cats! It’s made in the USA. Safe and effective for your feline friend or kitten whose condition is responsive to the essential amino acid L-Lysine, it reduces the severity and duration of feline herpes virus. With a delicious poultry and fish flavored base, this granule supplement is easy to give your fur-iend—simply sprinkle it over food or mix in. It also helps keep your kitty healthy by naturally supporting his immune system so it functions normally and produces antibodies, helps maintain healthy tissue, supports respiratory health and may even help vision.