Lettuce is a leaf made of lettuce, named after its suitability for raw food. It is native to the Mediterranean coast and is crispy in texture and fresh in taste. Among the modern people whose meat consumption has increased significantly, lettuce has given people a good feeling of refreshing liberation, and it is popular among people. So, who can't eat lettuce? What harm does lettuce eat? Who can't eat lettuce? Deficiency of spleen and stomach and cold body Cold nature of lettuce, urinary frequency, cold stomach people do not eat lettuce. The nature of lettuce is cool, because its stems and leaves contain lettuce, it tastes bitter, there is heat refreshment, analgesic hypnosis, lower cholesterol, adjuvant treatment of neurasthenia and other effects. Because of the coolness of nature, people with cold nature eat less. Kidney patient Can not eat lettuce, because of high potassium in lettuce, will increase the urinary toxicity. It is best for kidney patients to first burn the vegetables and let them lose potassium before they can increase the burden on the kidneys. What harm does lettuce eat? In fact, lettuce will not be harmful to eat every day, but the most important thing is that you eat the amount, you can not eat too much a day, to control the amount. Because lettuce will increase gastric motility, people with cold stomachs should not eat too much. Pay attention to dosage and how healthy they are. What are the benefits of eating lettuce? Liver protection Lettuce also protects the liver, promotes bile formation, prevents cholestasis, and effectively prevents cholelithiasis and cholecystitis. Detoxification Lettuce can clear the garbage in the blood, has blood disinfection and diuretic effect, but also remove intestinal toxins and prevent constipation. Eye protection Vitamin E, carotene, etc. in lettuce can protect the eyes, maintain normal vision and relieve dryness and fatigue. Antiviral Lettuce contains an "interferon inducer" that stimulates normal human cells to produce interferon, producing an "antiviral protein" that inhibits the virus. Buck Lettuce and mannitol contained in lettuce can reduce cholesterol levels in human blood, dilate blood vessels, improve blood circulation, and is a good food for hypertensive patients. Anticancer Lettuce contains a substance called protocatechuic acid, which has a significant inhibitory effect on cancer cells, especially in resisting stomach cancer, liver cancer, colorectal cancer and other digestive system cancers. lose weight The dietary fiber and vitamin C in lettuce are more than that of cabbage, which has the effect of eliminating excess fat, so it is also called slimming lettuce. Wash the lettuce, add some salad dressing and eat it directly. Regular food can help women maintain a slim figure. Virus Specimen Collection Tube Inspection principle: Virus Sampling Tube,Virus Specimen Collection Tube,Viral Transport Tube,Saliva Virus Sampling Kit Jilin Sinoscience Technology Co. LTD , https://www.jilinsinoscience.com
It can perform protein denaturation on fresh clinical virus samples to inactivate the virus, prevent secondary transmission of infection, and ensure the safety of transportation and testing personnel.
♣.Structural composition: Combination of cotton swab and transport medium (VTM).
♣. Product requirements:
The product should be airtight, avoid high temperature, avoid direct sunlight storage. It should be used in a clean, hygienic, pollution-free, and temperature-friendly environment.
♣, Storage conditions and validity period:
â‘ , the product should be stored in a clean, dry and ventilated environment,
②, the temperature is 5℃-35℃;
â‘¢, relative humidity <85%RH;
â‘£, product shelf life: 12 months.
♣. How to use
â‘ Before sampling, mark relevant information on the label of the sampling tube.
â‘¡. Sampling with the corresponding cotton swabs.
â‘¢ After the collection is completed, quickly put the cotton swab into the collection tube, break the part higher than the sampling tube, and tighten the tube cover.
â‘£. For the specific sampling method, please refer to the following:
a) Nasal swab Gently insert the sampling head into the nasal cavity, stop for a while and then slowly rotate to exit, immerse the collected specimen in the Xiangxiang solution, break the excess part and discard it, and tighten the sampling tube cover.
b) Pharyngeal swab: Wipe bilateral pharyngeal tonsils and posterior pharyngeal wall with the sampling head, immerse the collected specimen in the sampling solution, break off the excess part and discard it, and tighten the cap of the sampling tube.
c), Mycoplasma Chlamydia, Ureaplasma specimen collection
Male: Insert the sampling head into the urethra about 2cm and rotate, stay for a while and then exit, and immerse the collected specimen in the sampling solution.
Female: Wipe the mucus of the cervical orifice, insert the sampling tip into the cervical canal for 1-2 cm for sampling, immerse the collected specimen in the sampling solution, break off the excess part and discard it, and tighten the cap of the sampling tube.
♣. Precautions
1. After the virus is collected, the disposable sampling swab should be completely inserted into the preservation solution, so that the virus can be retained to the greatest extent possible.
â‘¡ The collected specimens must be sent for inspection in time.
â‘¢. It is forbidden to use products with damaged packaging and expired validity period to prevent pollution.
This single-use Virus Sampling Tube is used for in vitro diagnosis. It cannot be used for human or animal oral or external use. If swallowed, it may cause serious events; it is irritating to eyes and skin. If it is not splashed into the eyes, rinse with water.