Gastric Support Antacid Chews Before every rider Why is preventative gastric support important for horses? When horses are in stressful situations such as shipping, being ridden, changing locations or experience an alteration in their eating habits, it can impact their ability to minimize the effect of gastric acid in their stomachs. Horses product up to 16 gallons of acid per day and if not properly buffered horses begin to feel the corrosive effects of stomach acid very quickly impacting behavior and performance due to pain and discomfort. Gastric Support Antacid Chews begin neutralizing stomach acid on contact providing a safe, tasty, effective and convenient way to soothe your horses stomach in any stressful situations or increased activities.