(Med-Vet Pharmaceuticals) Gastro-Plex Pellets help support healthy digestive function in horses. Key ingredients probiotics, antioxidants, and a proprietary herbal blend help support healthy stomach tissue lining and may help ease occasional discomfort. Each 1.5 oz. serving contains 5000 mg proprietary herbal blend (papaya leaf powder, fenugreek seed powder, marshmallow root powder, peppermint leaf powder) 4000 mg hydrolyzed gelatin, 1800 mg deglycyrrhized licorice, 1200 mg slippery elm powder, 1000 mg glutamine, 1700 mg mannan oligosaccharides, 500 mg Ester-C, 100 mg zinc, 75 mg manganese, 35 mg copper, 10,000 IU vitamin A, 500 IU vitamin E, 4 billion CFU's yeast, and 1 billion CFU's probiotics. Feed 1.5 oz. daily. Pellets.