1, sunflower seeds are rich in unsaturated fatty acids, high-quality protein, potassium, phosphorus, calcium, magnesium, selenium, vitamin E, vitamin B 1 and other nutrients;
2. Its rich potassium is beneficial to protect heart function and prevent hypertension;
3. Sunflower seeds are rich in vitamin E, which can prevent aging, improve immunity and prevent cardiovascular diseases;
4. Phytosterols and phospholipids contained in sunflower seeds can inhibit the synthesis of cholesterol in human body, prevent excessive plasma cholesterol and prevent arteriosclerosis;
Disadvantages:
1, warm and dry after frying, and eating too much can easily cause symptoms such as dry mouth, aphtha and toothache.
2. Try to peel the shell by hand, or use a sheller, so as not to often bite the melon seeds with your teeth to damage the enamel, and often peel the shell with your mouth, which will easily corrode your tongue and mouth, and will also take away a lot of body fluids when you spit the shell, making the taste dull. Hepatitis patients had better not eat sunflower seeds, because it will damage the liver and cause cirrhosis.
Extended data
Sunflower seed is the seed of sunflower, a herb in Compositae. Sunflowers are also called Zhang Ju, Sunflowers and Sunflowers. It is cultivated all over China. In autumn, take off the receptacle, collect mature achenes (seeds) and dry them. When in use, remove the shell (called sunflower seed kernel). Nature: sweet taste, flat nature. Modern medicine is used to reduce blood fat and repel insects.
Sunflower seeds are rich in fatty oils, including linoleic acid, phospholipids, β -sitosterol and other sterols. It also contains protein, sugar, organic acids such as citric acid, tartaric acid, chlorogenic acid and carotene. Experiments show that phospholipids can prevent hyperlipidemia and hypercholesterolemia in rats.
The fatty oil of this product, especially linoleic acid, can inhibit experimental thrombosis in rats. Uses: for hyperlipidemia, arteriosclerosis and hypertension; In addition, people also use it to treat bloody dysentery. Uses: hulling, kernel taking, raw chewing, fried cooked food, oil pressing, soup frying, etc. Note: people who fry are hot and dry, so it is not advisable to eat more.
The pericarp is divided into three layers, and the exocarp is membranous with short hairs on it; Mesocarp is leathery, hard and thick; Endocarp villous. The seed coat has two thick cotyledons, radicles, stems and germs, and there is no endosperm. Radicle, embryo stem and embryo are located at the top of the seed. Seed coat consists of outer epidermis and inner epidermis, which is a white film.
The fruit of sunflower seed is achene, and there is a free seed (seed kernel) in the achene cavity, and there is a thin seed coat on the seed. The fruit is white, light gray, black, brown and purple, with wide stripes, narrow stripes and no stripes. New discovery: There are three seeds (kernels) in the fruit cavity.
distribution range
It is distributed all over the world. Oil sunflower seeds are mainly distributed in Russia, Turkey, Argentina and other countries. Edible sunflowers are mainly distributed in northern China, such as Inner Mongolia, Xinjiang and Gansu.
Reference: Baidu Encyclopedia: Sunflower Seeds