... MOLECULE WEIGHT OF ACTIVE INGREDIENT 324.37 [Purity]:5%, 20%, 40%, 90% [CAS Number]: 59870-68-7 [Molecular Formula]: C20H20O4 ... ulcer healing, and long-term use is not trace elements in the body caused by changes in major organs, nor cause the accumulation ... ) Glycyrrhetinic acid has corticosteroid-like structure, thus it is useful as an anti-inflammatory and co-emulsifier to treat skin disorders ...