Forsythoside I, a caffeoyl phenylethanoid glycoside (CPG), may have anti-inflammatory properties.

1. Phillyrin, (+)-Phillygenin (Sylvatesmin), and (-)-phillygenin exert the strongest inhibitory activities on NO production with IC(5) values.

Forsythoside E is a natutal product isolated from fruits of forsythia suspensa.

Phillyrin (Forsythin) is a novel AMPK activator, has anti-obesity effects in nutritive obesity mice, it can prevent lipid accumulation in HepG2 cells by blocking the expression of SREBP-1c and FAS through LKB1/AMPK activation. Phillyrin(Forsythin) may be a new preventive agent of acute lung injury in the clinical setting, it potentially contributes to the suppression of the activation of MAPK and NF-κB pathways, it also has protective effects on H2O2-induced oxidative stress and apoptosis in PC12 cells.

Isoforsythiaside has antioxidant, and antibacterial activities.

Rengynic acid has potent antiviral effect on RSV for the first time in vitro.

Suspenoidside B possesses strong hepatoprotective activities against the damage in HepG2 cell.

Forsythenside A is a natural product from Forsythia suspensa.

Cedrusin shows a cytotoxic effect on A375 and HeLa cells.

Epirengynic acid has antiviral activity against RSV

Rengyol is a natural product of Forsythia, Oleaceae. The catalog number is TN4907 and the CAS number is 93675-85-5. Rengyol can be used as a reference standard.