Pterophyta is a type of vegetable that is often consumed and served in restaurants. This vegetable has a chewy texture and contains various vitamins. Among these are Vitamin A, Vitamin C, Potassium, Phosphate, Magnesium, Calcium and Protein. Vegetable fern is considered to be very beneficial to vegetarians compared to other vegetables due to this content. It contains more than 4.5 times more protein.
Unfortunately, there are types of fern that are thought to cause the development of cells in esophageal and colon cancer. You can consume it, but you also need to process it first. Here are two types of ferns currently on the market that you should know.
Octopus
Ostrich fern are commonly found in the Western Hemisphere. This variety has a coiled tip and a bright green color. At the center of this plant is a row of small leaves that follow a curve. This plant is suitable for consumption as it contains no harmful substances or substances that cause the development of cancer cells.
If not treated until completely cooked, various digestive problems such as nausea, vomiting and cramps will occur within 12 hours. This case of ostrich fern poisoning was found in the New York and Canadian regions, as recorded by the US Centers for Disease Control and Prevention.
Eagle Crossida
Then the eagle claw fern or Warabishida This is common in the Asian region. This type has a smaller shape than the ostrich species. It also appears to be curved with rounded leaves.
If you don't want to endanger your health, be careful when eating it. The reason is that this type is based on studies determined to contain ptaquiloside. Ptaquiloside is a carcinogen, a substance that causes or causes cancer.
Carcinogen, a dangerous substance contained in eagle claw fern
This study of eagle claw fern is published in the British Journal of Cancer. They studied the possible association of this type of fern intake with bladder development and colon cancer in cattle.
The next study was done by Japanese scientists and the results were published in the journal of the National Cancer Institute. Studies show that the substance ptaquiloside increases the risk of developing tumors in mice.
There is actually no direct detailed study of human relationships. However, indirectly, the ptaquiloside substances found in eagle claw fern are at risk of causing cancer cells in the esophagus or throat and digestion.
Another kind of fern
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Initially, ferns were only considered green plants, and some were considered traditional medicine. Besides the eagle claw fern and ostrich, there are several other types that are rarely found on the market in practice.Call it a type Maiden Hair It is commonly used as a means of contraception and is also a type Bracken.
How to cook ferns the right way
The above two types of fern can be consumed, but that does not mean that they do not need to be processed first. As explained earlier, ostriches are best eaten in a ripe state, not poorly cooked and not raw.
On the other hand, ptaquiloside in eagle claw fern can be neutralized before cooking so as not to jeopardize the health of the person who consumes it. Ptaquiloside is also water soluble, so be sure to soak these vegetables in ice water before cooking to reduce harm.
Wash the fern thoroughly before cooking and do not overcook during cooking! Boil in water for about 5-7 minutes or steam for 10-12 minutes. Next, fry in butter, add seasonings as you like, and enjoy.
After knowing the details of the fern above, Kania hopes you can choose the right type and handle these green vegetables well without harming your health!
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