dac Orange Superior Vitamin and Mineral Supplement for Horses, 5lbsEnhanced with probiotics and fortified with B vitamins plus bio available trace minerals, essential amino acids and organic selenium Provides balanced vitamin and mineral profile for maintenance, broodmares, stallions and working horses. Minerals are critical to reproduction, bone development, nerve function, immune function, hoof, skin and coat quality, energy balance and more. Enhanced with probiotics. Each scoop contains min 4,261 mg max 4,545 mg