Black radish has a rough black skin with hot flavoured white flesh. Radishes have around twice the vitamin C of carrots but six times less than broccoli. Radish leaves contain almost six times the vitamin C content of their root. As a root vegetable its mineral and vitamin content is about average. Many websites say it is a good source of calcium but broccoli, carrot and celery have significantly more. However, as a source of vitamins and minerals that will store through the winter radish is a winner.
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