Daily Eye Care Soft Chews - Zesty Paws Senior Vision Bites are grain free chewable supplements with vitamins, antioxidants, and Omega-3 to promote eye health for senior dogs of any breed or size. Advanced Lutein for Canine Seniors - This formula features Lutemax 2020, a marigold extract comprised of Lutein and Zeaxanthin to help senior dogs with eye strain and carotenoid levels. Omega-3 Fatty Acid for Eyes - Senior Vision Bites also feature Cod Liver Oil and DHAgold, an algae derived source of Omega 3 DHA to support overall eye function to help eye function for older dogs. Natural Eye Wellness - Each food treat contains AstaZine, a certified organic Astaxanthin that may support retinal cells, while Beta Carotene may support immune and eye health. Eye, Skin & Immune Support - These chewy pet treats contain Vitamin C, Vitamin E, Beta Carotene, and Bilberry to support eye health, skin health, and immune function to keep your dog feeling their best.