GNC Pets ULTRA Hairball Control Petroleum-Free Gel/Paste in a Salmon-Flavored Formula provides your cat with exactly what it needs to manage hairballs. Made with a petrolatum-free base and psyllium husks for added fiber and digestive support, this salmon-flavored gel is convenient and delicious. Intended for use in all cats, this hairball remedy works well for cats who suffer from hairballs. Your pet will thank you for it! This 3.5 oz tube is all you need to keep your cat's hairball problems to a minimum. Since 1935, GNC has been the leader in the development and manufacture of human nutritional supplements, and now, GNC's commitment carries over to Pet Products. GNC Pet Products are produced at the same highest quality standards as our human supplements. GNC Pets supports happy, healthy pets. Taste tested and approved by cats and canines alike, our pet vitamins and supplements offer healthy solutions for your furry friends from head to tail. GNC Pets is proudly made in the US, providing you and your pet with safe, secure, and high-quality products. GNC Pets ensures accurate labeling and manufacturing for consumer safety. Instructions: Feed Orally. For adult cats, feed ½ teaspoon once daily for 2-3 days. For kittens over 6 months, feed ¼ teaspoon once daily for 2-3 days. For use for cats over 6 months. Intended for intermittent use or supplemental feeding only. For animal use only. Not for human consumption. YOUR SATISFACTION IS OUR PRIORITY: If you have any questions or feedback, please reach out to us directly via email.