1 Ferns can not eat more

It is not recommended to eat more.

Because the fern contains a toxic substance called protopodophyllin, if you eat too much of it may cause symptoms of poisoning, because as early as the 19th century, people have noticed that this fern can cause cattle poisoning or even death, and protopodophyllin is the main cause of this situation.

Secondly, fern belongs to the food of cold nature, and Chinese medicine believes that the human body ingests too much cold food, it will stimulate the spleen and stomach, causing loss of appetite, indigestion, bloating and diarrhea and other discomforts, so it is recommended to control the frequency and amount of fern eating.

2 fern in what case eaten will be poisoned directly eaten raw

In general, fern are blanched, soaked, etc. to reduce the content of which the original fern glycosides and then eat, and in the absence of treatment, fern in the original fern glycosides in the content of a higher, and fern in the case of the raw, but also contains a number of other substances that are not conducive to human health, so it is easy to eat directly eaten raw caused by the occurrence of toxicity.

fern spoiled

Secondly, if the fern is spoiled, it will breed a lot of bacteria and microorganisms to decompose the nutrients, and also produce bacterial toxins, mycotoxins and other harmful substances, so it is easy to cause poisoning if you eat in the case of fern spoiled.

3 What are the benefits of eating fern

Fern in the proper handling, and eat in moderation, it is very beneficial to health, because the fern contains protein, fat, carbohydrates, dietary fiber, sugar, organic acids and a variety of vitamins and minerals, after eating can be supplemented with a more comprehensive body nutrients, to maintain the normal renewal of body tissues and metabolism.

And fiddleheads in Chinese medicine, or a taste of sweet, cold, have a heat, slippery bowel, lowering gas, phlegm and other effects of the ingredients, to alleviate the body heat, hypertension, dizziness and insomnia, food isolation, gas isolation, intestinal wind and heat and toxicity, etc. have a role to play.

4 How much fern is appropriate to eat at one time

It is recommended to eat about 100-200 grams.

Fern is a vegetable, and according to the dietary guidelines recommended that normal adults eat about 300-500 grams of vegetables per day is good, but because fern contains a certain amount of proto-fern glycosides, eating too much is not conducive to human health, so fern should not be eaten too much at a time, it is recommended to eat 100-200 grams of vegetables at a time can be.