Dr. Mercola &nbsp;SpiruGreen for Cats and Dogs - 180 Tablets - Organic Spirulina and microalgae Astaxanthin Pet Supplement for Good Health, Flexibility and Healthy Coat, Skin & Color THE COMBINATION OF SPIRULINA AND MICROALGAE ASTAXANTHIN: its important to offer your pet two of nature's most nutrient-dense dietary supplements  the microalgae spirulina and astaxanthin containing microalgae. Healthy Pets SpiruGreen is a unique complex that contains both of these supplements that are great for cats and dogs. IMMUNE BOOSTER FOR PETS: SpiruGreen helps your dog and cat build up their immune system, health and longevity. Spirulina present in SpiruGreen supports a strong, healthy normal immune system. It also promotes comfortable movement and flexibility in your pets. CARDIOVASCULAR, EYE AND SKIN HEALTH: Protect heart muscle and blood vessels from oxidative stress for a good cardiovascular health. Helps to prevent light-induced damage to the eyes and may benefit dogs with age-related macular degeneration and glaucoma. Spirulina helps promote a healthy coat and skin for both dogs and cats. A COMPLETE SUPERFOOD FORMULA: The formula used in our SpiruGreen supplement prevents, repairs, and rejuvenates the most important parts of your pet's body to keep them optimally active, healthy and happy. Give your pet the goodness of one of the most wholesome ingredients available together with one of the world's most powerful antioxidants. 100% MONEY-BACK GUARANTEE: We are so convinced in our SpiruGreen tablets that if they don't live up to your expectations you can send them back for a full, complete refund so you got nothing to lose!