Licorice DGL Deglycyrrhizinated Chewable 200 tabs, Planetary HerbalsDGL Licorice Herbal Supplement Supports Stomach & Intestinal Health Research has shown that deglycyrrhizinated licorice supports and promotes a healthy stomach lining and intestinal flora. Planetary Formulas DGL is licorice from which the glycyrrhizinic and glycyrrhetinic acids have been removed. These acids are associated with high blood pressure. Professional strength DGL Licorice reflects the dosages and preparations used in clinical studies.