Swanson Activated Charcoal Digestive Support, 260 mg, 120 Capsules

Customers find the activated charcoal supplement effective, working within minutes and helping with heartburn, stomach aches, and bloating. The product whitens teeth noticeably, and customers appreciate its versatility for various uses, including travel. They like its taste and consider it a must-have for medicine cabinets, though they note it can be messy to handle.