Kalmbach Feeds Tribute Kalm Ultra for Horse, 50 lb High fat for calm performances without loss of energy or condition Organic minerals replenish body tissue stores depleted during exercise Essential nutrients: amino acids, fatty acids and antioxidants for healthy hair coats, muscle maintenance and boosted immunity With EquiFerm XL microencapsulated active dry yeast; acts as both a pre- and probiotic, increases total diet digestibility and improves overall gut health