Moss is rich in carbohydrates, protein, crude fiber and minerals, as well as fat and vitamins. In liverwort protein, there are complete types of amino acids and high content of essential amino acids. Among them, the limiting amino acid of greengrass is lysine, with an amino acid score of 79; the limiting amino acid of striped greengrass is methionine, with an amino acid score of 80. In the fatty acid composition of moss, the contents of polyunsaturated fatty acids, monounsaturated fatty acids and saturated fatty acids are 50.5%, 12.7% and 36.8% respectively, including nearly 4% of odd-numbered carbon atom fatty acids. Therefore, moss is a natural and ideal nutritional food material with high protein, high dietary fiber, low fat, low energy, and rich in minerals and vitamins.

Every 100 grams of liverwort contains 20 grams of water, 26.3 grams of protein, 2.4 grams of fat, 20 grams of carbohydrates, 587 mg of calcium, 215 mg of phosphorus, 190 mg of iron, etc.

Moss is salty and cold in nature and has the effects of softening and dispersing stagnation, clearing away heat and detoxifying. Used for paronychia, cervical lymphadenopathy, etc. Pharmacological experiments show that it has a cholesterol-lowering effect. "Suixiju Diet Manual" records that "it clears gallbladder, eliminates scrofula and gall tumors, relieves distention, resolves phlegm, and cures apathy." "Daily Materia Medica" records that "people with coughs should not eat it."