Concentrated feed for broodmares and growing colts. Features & Benefits Sustained Energy System® A unique blend of three fuel sources to provide a steady level of highly digestible energy for developing and growing foals: soluble carbohydrates, fats and fermentable fiber Targeted Nutrition Delivery System Transports repair nutrients where they’re needed most. The balance of nutrients supports proper joint and long bone maturity to set the stage for the young athlete to start off right and continue on the correct path to competition. Backed by Years of Research Including measuring growth curves, body condition, joint health, activity levels and blood work in young, growing horses. Purina® Amplify® High-Fat Nugget A proprietary blend of vegetable oils, flax seed and rice bran helps promote balanced immunity, smooth growth rates and shiny coats Optimized Amino Acid Profile Includes essential amino acids Lysine, Threonine and Methionine and branched chain amino acids to support muscle development and growth Highly Digestible Fibers Including beet pulp and soy hulls provide fermentable fiber to the hindgut for a slow-release calorie source that helps support weight maintenance and consistent lactation in broodmares and steady growth in young, growing horses. Added Vitamins and Minerals Including Copper, Zinc, Calcium and Phosphorus in essential ratios and quantities to help assure proper fetal stores during gestation, milk levels during lactation and tissue concentrations for continued growth Added Antioxidants Including Vitamins E and Selenium help support cellular metabolism and a strong immune system Controlled Sugar and Starch With higher levels of fat and digestible fiber may help reduce the risk of hindgut disturbances associated with high starch feeding practices Nutrient-Dense Blend With Pellets and Purina® Amplify® High-Fat Nuggets is highly palatable and highly digestible for young horses and broodmares Concentrate Feed Designed to be fed with hay or pasture Outlast® Gastric Support Supplement Scientifically shown to support gastric health and comfort, proper pH and provides an optimal source of calcium for proper bone growth.