Dog nutrition directly affects welfare through health outcomes. Navigating the complex and often misleading pet food landscape requires understanding of evidence-based nutritional science.
Dog nutrition welfare is complicated by a market that prioritizes marketing over evidence, creating conditions where well-intentioned owners routinely feed diets that compromise rather than support their dogs' health. The grain-free diet trend caused an uptick in dilated cardiomyopathy in breeds not genetically predisposed to it — a direct, preventable welfare harm driven by marketing claims rather than nutritional evidence. Raw diet advocacy, while popular in some owner communities, imposes real pathogen risks on both dogs and the humans they live with. The welfare-optimal approach is evidence-based feeding guided by veterinary nutritional science: body condition scoring, life-stage appropriate nutrition, and appropriate weight management are higher welfare determinants than ingredient trends or marketing claims.