You can eat seaweed normally for breast enlargement. Breast enlargement is due to the cyclical changes in estrogen levels during the menstrual cycle. The mammary gland, as a target organ of estrogen, will also experience cyclic hyperplasia and regeneration, and if excessive hyperplasia is coupled with incomplete regeneration in this process, breast hyperplasia will occur. Therefore, patients with breast hyperplasia should pay special attention to the diet to avoid eating food containing too much estrogen, such as some health products, KFC, meat chicken, etc.. Kelp is a kind of seafood, rich in iodine, but not very high in estrogen. So patients with breast enlargement can eat kelp normally, there is no effect.