Coix Seed Extract Details Product Name: Coix Seed Extract  Herb Source: Coix Lacryma-jobi L.  Part Used: Seeds  Active Ingredient: Coixenolide  Appearance: Yellowish-brown powder  Specifications: 5:1, 10:1, 20:1  Test Method: TLC  What Is Coix Seed Extract ? Coix Seed (Job’ s tears, Coix lacryma-jobi) ,also known as rice kernels is a kind of starch and can be used for food or …