Essential trace minerals and electrolytes in a natural blend only nature could have made. Increases stamina, aids digestion, improves vitality and boosts energy. Rock Crushed loose mineral saltis Redmond Rock in easy-to-feed granular form; makes it easy to vary amount of salt and minerals horse receives based on diet and activity levels. Contains 91% salt, 0.35% calcium, 0.002% phosphorus, 0.06% magnesium, 0.03% potassium, 0.12% sulfur, 10 ppm iodine, 300 ppm iron, 3 ppm copper and 1 ppm zinc. Directions: Normal recreation - 1 scoop daily; Performance horse - 2 scoops daily. Scoop enclosed. Resealable pouch. | Redmond Equine Rock Crushed Loose Mineral Salt | Size 5 lb