Lumichrome is a natural metabolite of riboflavin. Lumichrome produced by Rhizobium and other bacterial species induces major developmental changes in plants at nanomolar concentrations. Lumichrome can stimulate larval metamorphosis in ascidians and activate the LasR quorum sensing receptor of bacteria.

Physalin C is a natural product that can be found in physalis angulata. Physalin C shows cytotoxic activities against MCF-7 and HepG2 cells.

7-O-Geranylscopoletin is a natural coumarin from the root of Atalantia monophylla. Various parts of this plant have been used for folk medicine for several purposes such as the treatment of chronic rheumatism, antispasmodic, paralysis, hemiplegia, and stimulant.