Alfalfa, the scientific name of grass seed vegetable, is a herb with the same origin of medicine and food. Its young leaves and stems can be eaten as vegetables. When people grow up, all the grass can be used as medicine. When people eat grass seed vegetables, they can absorb a lot of dietary fiber, plant protein and some carbohydrates. After taking medicine, it has the important functions of clearing away heat and toxic materials, reducing swelling and relieving pain.