FARRIER'S FORMULA DS HORSE SUPPLEMENT by LIFE DATA LABS options 11 lb - $69.99 11 lb Size 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Please call the store at (434) 392-4192 to place your order. Give your horse the essentials needed for strong, healthy hooves with Farrier's Formula Double Strength supplement. This special formula provides the nutrients needed for strong hooves, hair, and skin. Comes in a convenient 11 lb bag.