Purina Senior Horse Feeds with ActivAge Prebiotic | Purina
Unparalleled Research to Support the Unique Needs of Your Horse. Purina ® Equine Senior ® and Purina ® Senior Active ® horse feeds are backed by unparalleled research and our years of supporting the unique needs of horses as they age. Both patented feeds include ActiveAge ® Prebiotic Technology to support optimal immune function, mobility and appropriate metabolic …
