Asian royal fern belongs to the fern family Fernaceae, and refers to a perennial plant mainly distributed in Japan, Taiwan, and the Himalayas, including Korea. Asian royal fern, which is in season from May to June, grows wild at the foot of mountains and flats all over the country, and is characterized by a similar appearance to fern. If a fern grows from one root, Asian royal fern has several Asian royal fern from one root. Asian royal fern has a soft and soft texture, so the young leaves and stems are boiled and eaten as vegetables. It is widely used as a cooking ingredient. In particular, Asian royal fern is rich in vegetable protein and goes well with beef, which contains a lot of animal protein, and is often used as an ingredient for yukgaejang. In addition, Asian royal fern is well known for its various beneficial effects in the body because it contains a variety of vitamins such as vitamins A and C and essential nutrients such as potassium, iron, and dietary fiber in a balanced way. For this reason, it is said that the roots and stems have been used in oriental medicine since ancient times to treat various diseases and to improve symptoms. Now, let’s learn about the effects of Asian royal fern one by one.
Main effects of Asian royal fern
1. Antioxidant action
It is said that Asian royal fern contains flavonoids and polyphenols, which are recognized for their excellent antioxidant power, evenly. It is said that these abundant antioxidants have a beneficial effect on removing free radicals, which are the main causes of diseases and aging by attacking living tissues. In particular, it is said that it is effective to help stabilize the immune system by reducing the concentration of free radicals, as excessively generated active oxygen acts as a major risk factor for lowering the immune function of our body.
2. Eye health
Asian royal fern has a high content of various nutrients such as vitamins A, C, B2, and nicotinic acid, which relieves eye fatigue and prevents the deterioration of eyesight, thereby helping to promote overall eye health. It is also known to help prevent and improve symptoms of various eye-related diseases that are likely to occur due to deterioration of eye health. In addition, the excellent antioxidant action of Asian royal fern protects the retina from free radicals and can help slow the aging process of the eyes.
3. Vascular health
By the complex action of various components such as flavonoids, polyphenols, vitamins C and A contained in Asian royal fern, it protects blood vessels from oxidative stress caused by free radicals and reduces the level of inflammation in blood vessels. It is said to have a good effect in helping to promote overall health. Asian royal fern also has a high content of potassium, a mineral that acts as a major electrolyte in body fluids. It is said to help control blood pressure and prevent various vascular diseases by helping the discharge of sodium and waste products from the blood vessels due to the abundance of potassium.
Asian royal fern has a very low calorie of 24Kcal per 100g, and it is said that it helps in diet by maintaining a feeling of satiety as long as possible due to its rich dietary fiber content. In addition, high-quality plant protein and various vitamins and minerals are said to have a good effect in preventing nutritional imbalances caused by diet. In addition, the rich dietary fiber of Asian royal fern is known to help promote intestinal peristalsis and prevent constipation, which tends to occur during dieting.
Other effects and how to choose
In addition to the various effects introduced above, Asian royal fern is said to have a good effect on the treatment of fever, hemostasis, and skin rash caused by a cold. In addition, it helps the smooth discharge of waste products from the body, has a good effect on promoting diuresis, and is known to help heal teeth due to the effect of abundant ash. In addition, the complex action of high-quality protein and various vitamins and minerals is effective in promoting metabolism and blood circulation, relieving fatigue and replenishing energy. In order to select fresh Asian royal fern, it is recommended that the stem part is dark brown, and the cross section of the lower part of the stem is cut irregularly. Also, to store the purchased Asian royal fern, first select a soft one, remove the fluff, and blanch it in water. After that, when the leaf stem turns yellowish-brown, it should be dried and stored.