The First Companion Sandpurge Psyllium Pellet is an apple and molasses flavored psyllium product formulated with 100% pure psyllium seed husk. This supplement is used to help in the removal of sand and dirt from the intestinal tract of horses. The First Companion sandpurge psyllium pellet supports healthy gut function and may help reduce the possibility of sand colic. This treatment is best when fed one week per month as a purge administration to remove dirt and sand from the gut in volume.