Fennel contains potassium and magnesium, which help lower blood pressure. Fennel is completely free of cholesterol. It contains substances that are beneficial to the heart, such as: dietary fiber, potassium, folic acid, vitamin C and vitamin B6. The fibers naturally found in fennel help fight hunger, fill the intestines for a longer period, prevent constipation and maintain regular and healthy digestive processes. Fennel also contains vitamin B6, which plays an important role Rich in nutrients: It contains a high concentration of important nutrients