Rx Vitamins’ Chewable Licorice is a standardized extract of deglycyrrhizinated licorice (DGL). Licorice has a long history of health-related benefits and clinical studies have demonstrated its benefits in the treatment of gastric ulcers. Each tablet provides 500 mg. of pure DGL that has been flavored without the addition of any refined sugars. Licorice is listed as an approved herb in the German Commission E Monographs.