Gut Nutrition Formula. GNF Pellets is a unique supplement, for daily feeding to horses prone to gastric disturbances. GNF will assist in maintaining optimum gut health and function, allowing maximum utilisation of feed. GNF supplies a unique formulation of prebiotics, amino acids, seaweed extract and specific minerals necessary to aid in the recovery and maintenance of a healthy digestive tract. Technical description: Composition: Calcium Carbonate 20%, Fructo. Oligosaccharides 10%, Magnesium Hydroxide 10%, Seaweed Meal (from Laminaria Hyperborea) 10%, L-Glutamine 3.8%. Additives per 100g: Kaolin: 15,000mg. Threonine: 4,720mg. Analytical Constituents: Calcium 8.47%, Magnesium 4.17%. Usage instructions: Instructions for Proper Use: All horses: Feed 50g twice daily. Foals, Yearlings & Ponies: Feed 25g twice daily.