There is no strict food you can’t eat after eating crabs, because there is no scientific basis for the claim of food incompatibility, but you should avoid eating too much crab at one time. The nutritional value of crab is relatively rich, which contains a variety of essential amino acids, such as leucine, methionine, lysine, etc., is a high-quality protein food source, a variety of minerals such as calcium, magnesium, potassium, sodium, phosphorus, etc. content is also relatively high, eat some crab in moderation, can provide the body with essential nutrients, the body is favorable. When eating crabs, there is generally no strictly inedible things, appropriate eating some other foods is also possible. Need to try to avoid excessive intake at one time, so as not to increase the burden of digestion. Due to the high purine content of crabs, patients with hyperuricemia are advised to eat less or not eat, so as not to aggravate the condition.