VetriScience Laboratories Canine Plus Senior Multi Vitamin for Dogs, 60 Chewab Product Description Canine Plus senior tablets include 3 factors that are specific to the needs of dogs as they age. Arginine, supports detoxification and supports normal hormone function that may decrease in older dogs. Selenium acts as an antioxidant and supports a healthy immune system response. Vitamin B complex, which supports almost every function of the body, aids with energy production while also supporting the nervous system that can be damaged under the stress of growing old. Canine Plus Senior also includes water and fat soluble vitamins like A, C, D and E that will support immune system functions, the cardiovascular system and circulatory and cognitive health. Lastly, we included digestive enzymes to support proper utilization and absorption of these nutrients in the G. I. tract and make sure that your dog gets the most out of each tablet. Canine Plus senior multivitamin incorporates over 55 synergistic factors not always found in ordinary dog foods or supplements Canine Plus senior multi tablets include arginine, selenium and vitamin B complex, 3 nutrients that are specific to the needs of dogs as they age Omega fatty acids provide support for the skin and coat while also offering the cardiovascular, digestive and nervous systems the nutrients necessary for proper functioning. Canine Plus chewable tablets are naturally flavored with duck making them easier to administer VetriScience products are manufactured in the U.S.A. and are backed by a 100% Satisfaction Guarantee Free 2 Days Shipping