Delicately sweet and succulent, kangkong greens are among the chief traditional South-East Asian leafy greens, brimming with health-benefiting phytonutrients. 100 grams of fresh water spinach contain just 19 calories and zero fat, yet boast amazingly high levels of vitamin-A (6300 IU/210%), vitamin-C (55 mg/ 92%), riboflavin (8%), niacin (5.5%), vitamin B-6 (pyridoxine-7%), folic acid (14%), iron (21%), calcium (8%), potassium (7%), magnesium (18%), manganese (7%), and phosphorus (5.5%) of th...