The dietary science of managing equine metabolic syndrome is advancing, with research into non-structural carbohydrate content, feeding timing, and supplement interventions improving welfare outcomes.
EMS dietary management has advanced from general hay restriction to evidence-informed nutritional optimization that enables horses to maintain body condition and metabolic health through targeted intervention. The ability to test hay NSC content, soak hay to reduce sugar load, use grazing muzzles to allow pasture time, and time grazing relative to exercise gives owners and veterinarians genuine management tools. Welfare-centered EMS management enables affected horses to live fulfilling lives with appropriate access to forage and some pasture — preventing the welfare costs of absolute deprivation while protecting against the catastrophic welfare harm of laminitis. The key is owner education that converts anxiety about restricting forage into confidence in evidence-based management tools.