Is seaweed porphyra porphyra? What's the difference between Laver and Laver? (with nutritional value)

Seaweed is a favorite snack for children. Various brands of seaweed will be displayed in supermarkets for sale. We often eat seaweed are small snacks after artificial processing, many friends may be more confused, seaweed is nori? What is the difference between seaweed and laver? What nutrition does seaweed have?

1. Is seaweed laver?

Porphyra is a general term for alternate algae in the sea, also known as purple, purple, and black, but after drying, they are purple, and there are many species, such as Porphyra haitanensis, Porphyra yezoensis, and Porphyra rotundus; while nori is made from Porphyra yezoensis and baked with oil, salt and other spices.

So for the seaweed is nori this problem, we can understand this way, that is, seaweed must be nori, but nori is not necessarily nori. Because nori is only a variety of laver produced, and laver varieties are many, so the range of laver is wider.

2. What is the difference between seaweed and laver?

1. Different processing methods

The first difference between them is in the way they are processed. The dried laver sold on the market is generally made of laver haitanensis as raw material and then dried; while the seaweed is made of laver yezoensis by cutting, drying, baking and other processes. Therefore, from the point of view of processing methods, laver processing methods are simpler than nori.

2. Different nutritional values

In terms of nutritional value, they are also all different, the nutritional value of laver is mainly protein and dietary fiber, etc.; while the nutritional value of seaweed concentrates various B vitamins in laver, and also contains rich iodine and selenium. Therefore, in terms of nutritional value, the two are slightly different. However, its nutritional value is still relatively higher than that of seaweed.

3. Different appearance

If you look carefully, you will find that they are actually different in appearance and shape. Porphyra usually occurs as a round pancake, while nori is pressed into thin sheets of Porphyra yezoensis.

4, the price is different

Because of their different production methods, so the price is also different, usually the price of seaweed is higher than the price of seaweed.

5. Different ways of eating

From the way of eating, seaweed appears in people's eyes as snacks, and it is easy to eat, ready to eat; while seaweed is generally used as ingredients, all need to be cooked and processed before eating.

3. What nutrition does seaweed have?

British researchers discovered in the 1990s that seaweed can kill cancer cells and enhance immunity. Phycobiliprotein contained in seaweed has the application prospect of reducing blood sugar and resisting tumor, and polysaccharide has many biological activities such as anti-aging, reducing blood fat and resisting tumor.

2. Alginic acid contained in seaweed also helps to remove toxic metals in the human body, such as strontium and cadmium. Medical personnel have also developed marine drugs and health foods with unique activity from seaweed, which can effectively prevent nerve aging and regulate the metabolism of the body.

3. Seaweed can prevent and treat peptic ulcer, delay aging, and help women keep their skin smooth and healthy. Folk also often let postpartum women eat some laver remedies, said to have a significant prolactin effect. There is also the role of weight loss.

Seaweed is very thin and can only eat a few grams to a dozen grams of weight per day, so it does not have much significance in providing protein and fat. In contrast, its significance in providing trace elements is more valued.