Cornsilk [Urinary]. The silky tassel inside the corn husk is highly valued in herbology as a support to the urinary system. It contains silicon, B vitamins, PABA and moderate amounts of iron, zinc, potassium, calcium, magnesium and phosphorus. Its key constituents are maizenic acid, fixed oil, resin and mucilage. Cornsilk is very popular in Chinese herbology. Each capsule contains 400 mg cornsilk. Take 2 capsules with a meal three times daily. Stock No. 235-3 (100)