It is a resveratrol trimer.

It is found in Vitis vinifera (grape),[2] in Foeniculi fructus (fruit of Foeniculum vulgare),[3] in Caragana sinica.

[4] It shows protein kinase C inhibitor activity.

[4] Foeniculoside I is a glucoside of cis-miyabenol C.

This article about an aromatic compound is a stub.