I-Centella Asiatica, evame ukutholakala e-China, yaziwa ngokuthi "isitshalo se-collagen".Isetshenziswa emikhiqizweni eminingi yokunakekelwa kwesikhumba yaseJapan, yaseKorea, yaseShayina neyasentshonalanga.Kuthathwa njengamakhambi ahlukahlukene kakhulu kuzo zonke izifo zesikhumba.