Animal feed additive for use as a nutritional supplement for medical purposes; animal feed supplements; medicated animal feed; nutritional additives for livestock feed for medical purposes; nutritional additives to foodstuffs for animals, for medical purposes; veterinary preparations for dogs and horses for treatment and prevention of vitamin, mineral, iron, calcium, and phosophorous deficiencies in horses, for treatment and prevention of electrolyte loss through acidosis, heat exhaustion, cr...