1. Kelp is rich in nutrients and can be used as food after drying, commonly used in Chinese, Japanese and Korean cuisine, such as soup in Japanese cuisine, mostly refers to the water in which the kombu has been boiled. Modern medical research has shown that the sodium salt of fucoidan is extracted from kelp, which has a hypotensive effect.
2. Seaweed, like grass on a prairie, is mainly eaten by sea creatures, and rarely consumed by humans, or only used in agriculture and industry and the development of household goods.