The inedible part of an oyster
The shell of an oyster is inedible. Oyster shell is hard, and its components are mainly calcium and chitin, which are not easily digested by human body and are not suitable for eating. Moreover, there are a lot of algae and bacteria outside the oyster shell, which affects the health of the body. Some tiny broken shells scattered in oyster meat are also inedible and should be picked out.
(2) Green or black visceral mass shall not be eaten. Although the whole oyster can be eaten, there is still an intestinal gland lump inside the oyster, mainly the viscera and intestinal gland of the oyster, which contains some residues of seaweed eaten by the oyster and its metabolites, so the visceral lump of the oyster is inedible.
The efficacy of oysters
(1) Supplementing calcium and zinc promotes bone development. Oysters are rich in phosphorus, which is beneficial to the absorption of calcium; Oysters have the highest zinc content; Oyster contains vitamin B 12, which has active hematopoietic function.
(2) Promote intellectual development. Taurine, DHA and EPA contained in oysters are important nutrients for intellectual development. Eating oysters often has a good effect on strengthening the brain and improving intelligence.
(3) Promote blood circulation. Amino acids, lead and other minerals and vitamins contained in oysters can effectively promote blood circulation and help improve cold blood and low blood pressure.
(4) Enhance immunity. Oyster contains 18 kinds of amino acids, glycogen, B vitamins, taurine, calcium, phosphorus, iron and zinc. People with low immunity can effectively improve their immunity.
(5) beauty. Nutrients in oysters can accelerate skin metabolism and decompose melanin under the skin, which is beneficial to protect the skin.
(6) Prevention of myocardial infarction. Taurine in oysters can promote the decomposition of cholesterol in the liver.
(7) improve sexual ability. Oyster contains a lot of arginine and trace element lead, which is indispensable for sperm production.
How to eat oysters?
Oysters can be made into garlic oysters. Add oil and sugar to garlic, stir well, spread on oysters, then pour in soy sauce and steam vermicelli for 8 minutes. In addition, it can also be made into roasted oysters, mixed with garlic and oil, then mixed with salt and monosodium glutamate, then coated on oyster meat and baked in the oven.
How do oysters clean their internal organs?
The steps of cleaning oysters can be divided into five steps, specifically:
(1) Soak the oysters in clear water, and brush the surface with a brush to remove some stains and silt.
(2) Carefully take out the oysters after opening them.
(3) Cut the colored visceral mass around the oyster with sharp instruments such as toothpicks.
(4) Remove intestinal glands and wash oysters with clear water.