K9 Mega Dog Supplements & Vitamins - K9 Mega All-in-One Complete vitamin enriched supplement for dogs is the ultimate dog health nutritional supplement! It is power packed with healthy proteins, vitamins, amino acids, antioxidants, and Omega-3 & Omega-6 fatty acids. A true all-in-one dog health & nutrition supplement that helps: improve skin & coat health, boost & strengthen your dogs immune system, support hip function and healthy joints, enhances lean muscle mass building, and provide weight gain & stability for malnourished and sick dogs.