Asparagus is the food highest in glutathione according to the National Cancer Institute. Glutathione is an important anti-carcinogen. Asparagus is also full of vitamins A and C, which are 2 cancer-blocking vitamins, and the mineral selenium, all of which are strong fighters of cancer. A 5.3-ounce serving of asparagus gives you 60% of the recommended daily allowance for folacin, which is needed for blood cell formation, growth, and prevention of liver disease. Folacin is known to play an important part in the prevention of neural tube defects, like spina bifida, which causes paralysis and death in 2,500 babies every year. Asparagus is also a great source of fiber, vitamin B6, potassium, thiamin and rutin, which is a compound that strengthens capillary walls. Asparagus is harvested between March and June. It's interesting because asparagus is very thin in the early part of the season. As the season progresses, the stalks grow to be thicker.
Tenderness in asparagus can be attributed to how fresh the asparagus is rather than how thin or thick it is. In the United States, people eat their asparagus green, while people in Europe eat white asparagus. To get white asparagus, the asparagus is grown under soil to keep ...