Finish Line U-7™ Gastric AidU 7 Gastric Aid is a clinically studied, vitamin herbal blend that helps promote a healthy equine digestive system including the foregut and hindgut. U 7 Gastric Aid contains natural active ingredients including antioxidants and naturally occurring probiotics that helps your horse maintain proper gut pH and supports healthy digestion. Description Paying attention to gastric health in horses is important for any owner, trainer, or rider. A horses gut