Purina® Free Balance® 12:12 Horse SupplementEQUINE VITAMIN & MINERAL SUPPLEMENT TO BALANCE FORAGES AND GRAINS Throughout history, the ability to pick up and move to greener pastures has permitted generations of horses to thrive on forages. Total freedom and mobility has meant they naturally received nutritional variety from the vastly different geographic areas they frequented. But todays horses are typically limited to a single type of forage in one geographic area. Pastures in the same area