Ulam raja contains 3% protein, 0.4% fat and carbohydrate and it is rich in calcium and vitamin A. “Ulam raja” has been traditionally used to improve blood circulation and blood cleansing, as well as to strengthen the bones. The ulam has a very high antioxidant capability (AEAC), each fresh 100 gram ulam has the same antioxidant capacity with 2,400 milligrams of L-ascorbic acid. Over twenty types of antioxidants have been identified in this ulam. The main antioxidant substances caused by the presence of a number of proanthocyanidins existed as dimers, through hexamer, quercetin glycosides, chlorogenic acid, neoclaborogenic acid, crypto-chlorogenic acid, and catcher (+) -. The ability of the Ulam raja is to reduce oxidative pressure may be due to its high antioxidant content.