Veterinarians are generally discouraging the use of dietary supplements for dogs already consuming complete and balanced commercial food. Experts emphasize that a well-formulated dog food should provide all necessary nutrients, rendering supplements largely unnecessary and potentially harmful. Unnecessary supplementation can lead to imbalances or even toxicity due to excessive vitamin and mineral intake. Before considering any supplement, owners should consult with their veterinarian to assess their dog’s specific needs and rule out underlying health issues. The focus should be on high-quality, complete dog food tailored to the animal’s age, breed, and activity level. While certain medical conditions may necessitate supplementation, it should only occur under veterinary guidance. Over-the-counter supplements are often unregulated and may contain inaccurate ingredient lists or dosages.