Four Paws has been helping pet parents and four-legged family members flourish together for 50 years. Driven by the passion to keep our furry best friends thriving happily, Healthy Promise supplements and healing & care products help provide our pets a healthy, active, and fulfilling life. Immune Support with L-Lysine for cats provides amino acid support that help your cat feel their very best. Thats why these chicken flavored cat health supplements feature a 6x SuperBlend including Lysine, an essential amino acid. The blend adds other nutrients such as Yucca Schidigera Extract, Salmon Oil, and Rosemary Extract. Healthy Promise supplements proudly carry the National Animal Supplement Council (NASC) Seal, which is earned for complying with stringent quality control standards and much more. Add Healthy Promise USA-made pet supplements to your furry friends daily routine! PROVIDES AMINO ACID SUPPORT - Immune Support with Lysine supplements help furry friends feel their very best|CRAFTED TO THE HIGHEST-QUALITY STANDARDS - Healthy Promise supplements for cats are manufactured according to National Animal Supplement Council (NASC) standards|USA-MADE CAT SUPPLEMENTS - Our cat immune support soft chews are proudly made in the USA with globally sourced