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.
Bok choy falls under the zero calories or no-calorie food category because it only has 12 calories per 100-gram serving. It ranks very high on the Aggregate Nutrient Density Index, which goes beyond rating foods based on vitamin and mineral levels and measures phytochemical content and antioxidant capacity.