Asparagus packs a lot of nutrients in a very few calories that makes it a highly nutrient dense food. It is rich in antioxidants and vitamin K, A and E as well as fiber and protein. It helps with digestion and regulates diabetes. It is a good source of folate, helping red blood cells formation and especially supporting healthy development in pregnancy. It is also rich in potassium which helps lower blood pressure. Asparagus contains high levels of the amino acid called asparagine and is a natural diuretic, enabling excess fluid and salt get out from the body.