Help boost your favorite feline’s immune, respiratory, and ocular health naturally with NOW Pets L-Lysine Immune System Support Cat Supplement. Created specifically for cats, this supplement is perfect for multi-cat households and for use when boarding. It helps support your whiskered pal’s important immune system, healthy respiratory function, and vital eye health. Plus, this clean-ingredient blend is made with the same excellent-quality standards that NOW’s human supplements are made with for your BFF’s safety and your peace of mind.