When you head over to the Caralox website, you can sign up for a free sample of instant heartburn relief tablets today! Caralox brought offer back again. Request your free sample now before this deal expires or runs out of supplies. Just head over to the Caralox website, fill out the form there, and they will send you a free sample within a few weeks time. This is a great way to try out the Caralox Heartburn Relief before without having to purchase a full bottle.