Dog nutrition has advanced significantly with research-based formulation; understanding nutritional needs helps owners make evidence-based choices for their dogs.
Dog nutrition welfare encompasses both nutritional adequacy and safety. Nutritionally complete commercial diets formulated to AAFCO standards provide reliable nutrition for most dogs. The controversy around grain-free and legume-heavy diets is not resolved: the FDA has investigated a potential link to dilated cardiomyopathy in some breeds, though causation has not been established. Raw diets raise genuine public health concerns — contamination risks extend to surfaces and human household members, particularly immunocompromised individuals. Life-stage appropriate nutrition (puppy formulas with higher calcium:phosphorus ratios, senior diets with adjusted protein and joint support) reflects real physiological differences. Consulting a board-certified veterinary nutritionist is advisable for dogs with health conditions requiring dietary management.