When eating crayfish, don't eat it with some foods rich in vitamin C and tannin. Like crayfish without orange juice. Vitamin C, which is rich in orange juice, is easy to produce toxins with the compounds in crayfish, leading to human poisoning, which is manifested as dizziness and discomfort. There are also many fruits rich in vitamin C, such as kiwi fruit, oranges, carrots, lemons and cherry tomatoes. Foods rich in tannins are not easy to eat with crayfish. Tannin is tannic acid. Eating tannic acid with crayfish will reduce the nutritional value of crayfish, and it will also combine with calcium ions in crayfish, stimulate the stomach, cause vomiting and diarrhea, and even dizziness.