Promotes a Shiny Coat • Contains Antioxidants, including Vitamins C & E • Contains Yeast Culture for Optimal Digestion By Manna Pro. A vitamin and mineral fortifier that is designed to be fed as a supplemental source of vitamins and minerals to horses. As a horse’s activity level increases, its nutrient requirements can also increase. Sho-Glo® can provide the necessary minerals and vitamins to meet the increased demand of an active horse. Feed 1-2 oz. per day for mature horses, half that amount for foals. 1 oz. scoop included. 5 lb. Bag