According to the book, laver is sweet in taste, cold in nature, clearing heat, softening hardness, invigorating stomach and reducing swelling, and is mainly used to treat severe edema, chronic bronchitis, wet beriberi, laryngitis, measles and other diseases. Porphyra is rich in iodine, protein, vitamin A, vitamin C, vitamin D, amino acids and other eight components, with rich nutrition and delicious taste. Among them, there are many kinds and quantities of amino acids, glutamic acid makes it delicious, Udinic acid makes it taste like mushrooms, inosinic acid and mannitol make it taste like fish floss and sweet.
Porphyra contains more potassium, iodine and iron, which is beneficial to the prevention and treatment of hypertension and arteriosclerosis. Porphyra is rich in iodine, calcium, protein, vitamin A and minerals. Regular consumption can remove cholesterol accumulated on the wall of blood vessels, which has a certain effect on softening blood vessels and preventing arteriosclerosis.
Porphyra also has medicinal value. It is recorded in "It is suitable for people with scabies and beriberi". It is effective in preventing and treating chronic tracheitis, edema, wet beriberi and hypertension. 1/5 of laver is dietary fiber, and it is a conscientious scavenger in human intestine. Moreover, the fiber of laver is not easily digested by human gastrointestinal tract, which can increase intestinal peristalsis after eating, which is beneficial to the excretion of harmful substances in the body.
It's delicious to make soup with seaweed. If eaten regularly, it can remove mucus, gas accumulation and rancidity accumulated in intestinal cavity, keep intestinal health and discharge carcinogens. Porphyra has an inhibitory effect on cancers such as intestinal cancer and has always been regarded as a treasure of seafood.