5. Lowers blood pressure: Fennel tea is a great source of potassium, which is an essential mineral for lowering high blood pressure. Potassium relaxes the tension of blood vessels, reducing the blood pressure in result.
6. Boosts brain function: Potassium in fennel is an electrolyte that promotes increased electrical conduction throughout the body. This helps with connecting information to and from the brain, improving function and cognitive abilities.