Nori does not belong to seafood. Nori is a class of seaweed growing in the intertidal zone, belongs to the seafood, but does not belong to the seafood, seafood is seafood animals, seafood, including fish, shrimp, crabs, shellfish and so on. The nutritional value of seaweed is relatively rich, 100 grams of dried seaweed contains 12.7 grams of water, 26.7 grams of protein, 1.1 grams of fat, 15.4 grams of ash, 44.1 grams of carbohydrates. You can eat some seaweed in your daily life, which can provide your body with a variety of nutrients and is good for your health. However, not all people can eat purple cabbage, if you are allergic to purple cabbage or need to control the intake of iodine, etc., it is not recommended to blindly eat purple cabbage, so as not to lead to allergic symptoms or affect the recovery of the body.