Royal Canin Canine Health Nutrition Mature Adult in Gel Wet Dog Food provides advanced nutrition to meet your mature dog's unique nutritional needs. It's precisely balanced to facilitate healthy aging in senior dogs over 5 years. Every nutrient that's included serves a specific purpose to contribute to your dog's overall health and wellness in his later years. This formula helps stimulate the appetite of finicky eaters and is enriched with L-carnitine, which is important for healthy fat metabolism. Bioavailable fish oil plus a range of B vitamins like biotin, niacin, and riboflavin work together to nourish the skin and maintain a healthy coat. Biotin is also an important vitamin for supporting healthy nervous system function.