April 21, 2010. 1  Income taxes can be very complex. However, much of what makes the tax code seem so complicated is that in order to prevent ambiguity and unintended uses of tax laws, the Internal Revenue Service (IRS) must specifically define not only each rule, but terms used within those rules.
Antioxidant Benefits of Bok Choy. As an excellent source of vitamin C, vitamin A (in the form of carotenoids), and manganese, and a good source of zinc, bok choy provides us with a concentration of these core conventional antioxidants.
According to the USDA, a cup of raw bok choy contains 9 calories, 1 gram of protein and less than 1 gram of fiber. It also contains 176 milligrams of potassium, 46 milligrams of sodium, 74 milligrams of calcium and 13 milligrams of magnesium.