Asparagus is a spring sprout, however, in some areas its harvest may run into the month of July. This vegetable is an extremely cooling summer antidote and a spring cleanser. While most people have an awareness of strong smelling urine after consuming asparagus, you may not know that asparagus strengthens the kidneys through the cleansing diuretic process. The odor comes from an amino acid called asparagine. Asparagus is fairly high in vegetable protein and offers a good amount of fiber, vitamins A and C, folic acid, sulfur and potassium, as well as calcium, magnesium, iron, zinc and iodine in lower amounts. "A blood cleanser and reproductive tonic, asparagus is good for edema, infections, skin disorders, and fever. A high alkaline food rich in chlorophyll to build red blood cells." Dr. John Douillard. The sprouts or asparagus shoots are considered the edible part of the vegetable, but you can eat the tips as well which are tiny flowers.