Top-Rated Hydration and Joint Support for Dogs Dehydration due to heat stress is one of the leading preventable risks for dogs. Petralyte Dog Electrolyte & Joint Supplement is formulated with premium, natural ingredients to promote hydration, mobility, and overall wellness for dogs of all ages, breeds, and sizes. Advanced Hydration & Recovery Petralyte improves water absorption, keeping your dog hydrated and energized. Just like humans, dogs require electrolytes to perform their best, especially during hot days, after exercise, or when recovering from illness. 8 Essential Ingredients for Joint Health, Immunity, and More Our powerful blend includes Glucosamine, Chondroitin, and MSM to support joint health and mobility. Taurine ensures strong muscles, heart health, and clear vision, while L-Glutamine and a mix of Galactooligosaccharides, Oligofructose, and Inulin promote optimal gut health. Simple to Use Easily mix Petralyte with wet or dry food or add to 8oz of water.