Prim's Yum Mash is a gourmet and beneficial Mash Kit, these kits are single serving which means no need to guess how much to give your horse. There is no corn and no bran and integrate into your feed program easily. Prim's Yum Mash has delicious ingredients including, Alfalfa Pellets, Beet Pulp, and Golden Flax. Our mash kits are perfect for the showing horse as each contains beneficial supplements to aid in your horses health. USEF APPROVED INGREDIENTS - HORSE SHOW SAFE Absorb is a digestive mash that helps horses upset from travel, showing, or just a stressed day. Absorb contains Prebiotics, Probiotics, Bentonite Clay, and Dandelion Leaves to help with diarrhea and upset.