1, kelp has high nutritional value and certain medicinal value. It contains 3%- 10% iodine and other minerals. Kelp is low in calories, medium in protein and rich in minerals. There are also crude fiber, inorganic salts, carotene, calcium, iron and vitamin B 1.
2. Porphyra is rich in protein, iodine, phosphorus and calcium. Food and medicine. At the same time, laver can also be used as medicine to make traditional Chinese medicine, which has the effects of resolving phlegm, softening hardness, clearing heat and promoting diuresis, tonifying kidney and nourishing heart. Porphyra is often mistaken for a plant because it can carry out photosynthesis. But biologists generally believe that it is not a real plant.
Extended data
Nutritional components of kelp:
Every 100g kelp contains 38 calories. Nutrition is as follows:
1, carbohydrate: 8.43g.
2, fat: 0.26 grams
3, protein: 2.38 grams
4. Cellulose: 0.8g.
Morphological characteristics of Porphyra: Porphyra has a simple appearance and consists of three parts: disc-shaped fixer, handle and leaf. Leaves are single or branched membranous bodies composed of 1 layer cells (a few species have 2 or 3 layers), and their length varies from several centimeters to several meters according to different species.
Baidu encyclopedia-laver
Baidu encyclopedia-kelp