DGL is short for deglycyrrhizinated licorice extract, which is a major mouthful to say – hence the acronym! Licorice root has been used for a variety of wellness practices and purposes throughout history, including as a digestive aid.* Nature’s Way DGL Ultra contains GutGard® DGL licorice root for extra strength† soothing digestive relief.* These convenient capsules and chewables provide you with more potent digestive relief when you need it most.* (†As compared to DGL. GutGard® is a trademark of NATURAL REMEDIES PRIVATE LTD. Exclusively distributed by AIDP in North America.)