Most healthy dogs do not require added electrolytes in their diet under normal circumstances. Humans and dogs have different needs for hydration and electrolyte balance. The most common scenarios where your dog may need electrolyte supplementation are vomiting, diarrhea, or severe dehydration caused by illness or heat stroke. In these cases, dogs may lose a significant amount of fluids and electrolytes like sodium, potassium, and chloride, which can disrupt normal cellular function and overall hydration status. For dogs experiencing these kinds of losses, veterinary-formulated electrolyte fluids, often administered subcutaneously, can help restore balance and support recovery. Pedialyte, a popular electrolyte drink designed for humans, can sometimes be given to dogs in specific situations, but it should be used with care and fresh water should also be offered. If a dog is experiencing mild dehydration due to vomiting, diarrhea, or heat-related stress, Pedialyte may help replenish lost fluids and electrolytes. However, it is essential to choose the unflavored and unsweetened version, as flavored varieties often contain artificial sweeteners such as xylitol, which is toxic to dogs. Remember, most dogs only require electrolytes when they are sick with vomiting and/or diarrhea.