1, the oral cavity of sea cucumber has white hard calcium, that is, the "teeth" of sea cucumber, and the component is calcium carbonate, which is used to chew seaweed, plankton and other foods. This kind of sand mouth is a calcified substance, which is very hard, inedible and difficult to digest.
2. The intestine is full of undigested impurities of sea cucumber and cannot be eaten.
Cut the soaked sea cucumber along the anus and intestine to a distance of 0.5 cm from the top. Open the belly of the sea cucumber, and pull out a small intestine connecting the sand mouth of the sea cucumber.
The remaining sea cucumber flowers in the stomach are high-grade supplements, and translucent lipids can be eaten.
Extended data
Precautions for eating sea cucumber:
1, children generally should not eat more sea cucumbers. Experts pointed out that sea cucumber is mainly glial protein, which belongs to incomplete protein and has low nutritional value.
At present, the sea cucumber health products approved by the Ministry of Health are required to be marked as "not suitable for children". Therefore, infants and young children are advised not to eat sea cucumbers.
2. Rheumatoid patients should also eat less or not eat sea cucumber.
3. When taking some individual Chinese medicines, you should also eat less or not.
4, people with a cold and fever should not eat.
5, people with poor renal function should eat less, sea cucumber is a high-protein food, and most of the amino acids of the decomposition products are excreted by the kidneys. People with poor renal function should not eat more at a time.
6. You should eat less sea cucumbers in spring. Spring is a season that is easy to get angry, especially in the north. Pay special attention to food supplements, and don't eat too many foods that are easy to get angry, including sea cucumbers.
Sogou encyclopedia-sea cucumber