Hemp seed in hemp is rich in protein and unsaturated fatty acids, as well as essential trace elements such as lecithin, linolenic acid, vitamins, calcium iron ore and so on. Eating it has the effects of moistening stomach, nourishing yin, tonifying deficiency, helping digestion, improving eyesight, protecting liver, eliminating diseases and prolonging life, and has special effects on constipation, hypertension and high cholesterol in the elderly. It is an essential item in life.