Notable triterpenoids with their biological sources
| Triterpenoid class | Name | Biological sources |
|---|---|---|
| Pentacyclic triterpenoids | ||
| (a) Ursane type | Asiatic acid | Centella asiatica |
| Asiaticoside | Centella asiatica | |
| Madecassoside | Centella asiatica | |
| β-boswellic acid | Boswellia serrata | |
| Ursolic acid | Mirabilis jalapa, apple peals | |
| (b) Oleanane type | α-boswellic acid | Boswellia serrata |
| Glycyrrhizic acid | Glycyrrhiza glabra | |
| Maslinic acid | Olives | |
| (c) Lupane type | Betulin | Betula papyrifera |
| Betulinic acid | Betula papyrifera | |
| Lupeol | Camellia japonica, Mangifera indica, Acacia visco | |
| (d) Friedalane type | Celastrol | Tripterygium wilfordii |
| Tetracyclic triterpenoids | ||
| (a) Dammarane type | Bacoside A | Bacopa monnieri |
| Bacopaside I | Bacopa monnieri | |
| Ginsenosides | Panax ginseng | |
| (b) Lanostane type | Ganoderic acid A | Ganoderma lucidum |
| Lucidenic acids | Ganoderma lucidum | |
| (c) Cycloartane type | Astragaloside IV | Astragalus membranaceus |
| (d) Cucurbitane type | Cucurbitacin B | Cucurbitaceous plants |