Crab does not have some special effects, but has a good nutritional value, which is rich in protein, vitamin A, calcium, and other nutrients, reasonable consumption, can increase some of the relevant nutrients for the body.
Crab is a common aquatic food, river crab and sea crab. Taking river crabs as an example, relevant studies in modern nutritional science show that it contains about 17.5% protein, which ranks high among similar foods, and protein, as an indispensable and important nutrient for the body, can be used as a food source for crabs.
In addition, the food has a high calcium content, which can reach about 126 milligrams in 100 grams. It also contains some minerals such as iron and zinc, which can help to increase relevant nutrients for the body.
However, it should also be noted that the cholesterol content of crabs is also relatively high, and should not be eaten by patients with chronic diseases such as hypercholesterolemia, hyperlipidemia and hypertension. In addition, some people may have allergic reactions to crabs, which should also be noted.