Fructus Forsythiae Extract Details Product Name: Fructus Forsythiae Extract Herb Source: Forsythia suspense (Thunb. ) Vahl Part Used: Dry Fruit Active Ingredients: Phillyrin (Forsythin) Specifications: 2%, 3% Assay Method: HPLC Appearance: Brown powder CAS#: 487-41-2 Molecular Formula & Molecular Weight C27H34O11; 534.55 Structural Formula: What Is Fructus Forsythiae Extact ? Fructus forsythiae, is also known as Lian Qiao, forsythia fruit. …