Betulinic acid is a natural pentacyclic triterpenoid found in Chaga mushrooms. Betulinic acid has antitumor, antiviral, and anti-inflammatory activities, among which it is known for its anticancer activity.
Betulinic acid, alias betulinic acid, is a natural lupin-type pentacyclic triterpenoid. It is a white crystalline powder with slight gas and bitter taste.