For relief from heartburn, sour stomach, and indigestion, reach for Rolaids Extra Strength. This is an excellent source of calcium and magnesium to also help with strong bones and a healthy heart. Rolaids have been around for almost 100 hundred years and the reason for that? They work! Rolaids Extra Strength neutralizes stomach acid to quickly relieve the uncomfortable bloating symptoms of heartburn so you can enjoy your meal in peace. If you find that your heartburn symptoms are increasing or you are taking more Rolaids Extra Strength than recommended, see your doctor to find out if you may have an underlying cause for your discomfort.