Hcf Flat-Max Charcoal is a natural supplement in capsule form used to treat digestive problems. It contains activated charcoal, which helps to absorb and eliminate toxins and gases from the digestive system, thus relieving symptoms such as bloating, heartburn and indigestion. This product is especially useful for people suffering from chronic or sporadic digestive problems, and can be taken on a regular or ad hoc basis according to individual needs.