The radish germ is the germ of a radish seed, which is a root vegetable. Radish germ is rich in vitamins and minerals, in particular vitamin C and iron. The germ of radishes has a slightly bitter taste and a crunchy texture, similar to that of spinach or arugula. It is often used in cooking as an ingredient of salads and smoothies, but it can also be added to cereal, bread and pasta dishes. Radish germ is considered a healthy and nutritious food, and is often used as a food source for people following a vegetarian or vegan diet.