There is no difference between kelp knots and kelp, kelp is called kelp knots when it is knotted.

First-class knot, the middle growing part of the kelp is 6-8c long

Second-class knot, the middle part of the growing part of the kelp and the side dishes is 5-8cm long

Kelp is a very common and common seafood, and what we all know is that eating kelp can replenish iodine to prevent and control diseases such as hypothyroidism. In fact, kelp can not only supplement iodine, but also contains many kinds of nutrients.

Kelp protein and fat content is relatively low, carbohydrate content is very high. Kelp contains crude protein, sugar, calcium, iron content is very high, even higher than spinach greens more than dozens of times. Relative to other seaweeds, kelp has a high iodine content, as much as 7%-11%.

Expanded Information:

Kelp, a type of large, marine brown seaweed that grows in cooler seawater. It is an edible seaweed that can be applied to cooking methods such as mixing, broiling, stewing and braising. Kelp brown algae, kelp family. The sporophyte is large, brown, flattened and ribbon-shaped, up to 20 M.

It is divided into blades, stalks and fixers, and the fixers are pseudopod-like. The leaf blade is composed of epidermis, cortex and medullary tissues, and there are sporangia in the lower part of the leaf blade. It has a mucus cavity and can secrete slippery substances. The fixation apparatus is dendritically branched and used to attach to rocks on the seabed.

Growing in the sea with low water temperature. Cultivated in large quantities along the coasts of northern China, Zhejiang and Fujian, with the world's largest production. Rich in fucoidan and iodine, edible and extract iodine, fucoidan, mannitol and other industrial raw materials. Its leafy body can be used as medicine.

Kelp is a kind of high nutritional value of vegetables, at the same time has a certain medicinal value. It is rich in iodine and other mineral elements. Kelp contains low calories, medium protein content, rich in minerals, research has found that kelp has a variety of biological functions such as lowering blood lipids, lowering blood sugar, regulating immunity, anti-coagulant, anti-tumor, lead detoxification and antioxidant.

Baidu Encyclopedia - Kelp Knot

Baidu Encyclopedia - Kelp