Sea cucumber and crab can be eaten together, in medical science, the saying of “food incompatibility” has not been recognized, generally as long as there is no allergic condition, they can be taken together. Sea cucumber and crab can be eaten together, will not produce harmful substances, no effect on human health, and will not offset each other’s nutrients, but with the increase in food diversity, rich in the variety of nutrition. Most edible sea cucumbers are distributed in the intertidal zone or shallow sea, and their bodies are not only rich in protein, but also contain a variety of trace elements (selenium, iron, magnesium, etc.) as well as biologically active substances, such as acid mucopolysaccharides, etc. Each 100 grams of fresh sea cucumber contains 78% of the total protein content. Each 100 grams of fresh sea cucumber contains 78 calories, of which 16.5 grams of protein, 2.5 grams of carbohydrates, 51 milligrams of cholesterol, 3.14 milligrams of vitamin E, 285 milligrams of calcium. Crab has a wide range of distribution, which is rich in protein, fat, copper, selenium and rich in vitamins. Each 100 grams of crab contains 128 calories, of which 19.5 grams of protein, 5.5 grams of fat, 420 milligrams of sodium, 250 milligrams of potassium and 20 micrograms of folic acid. Consumption of the two together should be careful not to overdo it, so as not to cause discomfort. It is not recommended if you are allergic to seafood.