(Med-Vet Pharmaceuticals) 4-in-1 helps support healthy joint function, hoof growth, hair coat, and digestive function in horses. Contains 4080 mg Omega 3, 3500 mg glucosamine sulfate, 1000 mg chondroitin sulfate, 1200 mg MSM, 1500 mg yucca extract, and 100 mg Ester-C per 2 oz. serving plus probiotics, biotin, methionine, zinc, and manganese. Feed 3 oz. daily for 21-28 days, then 2 oz. daily for maintenance. Palatable apple-flavored meal.