To maintain a good vision you need to take care of your own eyes, but there are hardly any basic rules that must be followed in order to do eye care. Looking directly at the sun with the eyes is very harmful to the eyes. Similarly, the time spent at the computer is too long for the eyes. In addition, smoking can also damage eyesight. But you can protect your vision through a healthy diet. As long as you are determined to do it, it is not difficult to maintain good vision. There are many foods that are good for the eye. Here are ten of the best: carrot Vitamin A is an essential trace element for maintaining eye health. Vitamin A contains the most important substance to maintain eye health - antioxidant beta-carotene. Carrots are the best choice for ingesting vitamin A. In addition to carrots, cabbage and lettuce are also high in vitamin A content. The body lacks vitamin A and people have night blindness. spinach Spinach can prevent some eye diseases. A carotenoid called lutein found in spinach can prevent cataract and macular degeneration. fruit Fruits rich in vitamin C, such as kiwi, orange, wolfberry, etc. Vitamin C eliminates free radicals that can damage the eyes. Soy products Soy products contain essential fatty acids for the body, phytoestrogens, vitamin E and natural anti-inflammatory agents. Soy milk, soy beans, soy and soy are good for eye health. Foods rich in vitamin E, such as olive oil and cereals, are also good for your eyes. garlic Garlic is an excellent food for improving sight. Sulphur in garlic stabilizes the lens and makes it more resilient. In addition, sulfur-rich onions are also good for eyesight. apricot Vitamin A contained in apricot can be free from free radical damage to the eyes. Apricot also contains some carotenoids responsible for improving vision. egg If you want to eat eggs, then congratulations. Eggs are very good for eyesight. Eggs contain cysteine, sulfur, lecithin, amino acids, and lutein, which prevent the formation of cataracts. Salmon and sardines Their rich omega-3 fatty acids are very good for vision. The main source of omega-3 fatty acids is fish, and mackerel and sardines are rich in DHA, an omega-3 fatty acid. broccoli Broccoli not only improves vision but also prevents cataracts. Broccoli contains lutein and zeaxanthin, a phytonutrient antioxidant found in carotenoids. This substance is very good for the lens. These carotenoids protect eye cells from free radicals. dark chocolate The flavonoids in dark chocolate can protect blood vessels in the eye, which can strengthen the cornea and lens. It needs to be emphasized that only pure dark chocolate can achieve this desired effect.
[Sample requirements] Vtm Sampling Tube With Swab,Disposable Collection Tube Of Virus Samples,Hi Media Vtm Kit,Amylase Sample Collection Tube Jilin Sinoscience Technology Co. LTD , https://www.contoryinstruments.com
The collected nasopharyngeal swab samples should be transported at 2°C to 8°C and sent for inspection immediately, and the sample delivery and storage time should not exceed 48 hours.
[Testing method]
1. Before sampling, mark the relevant sample information on the label of the sampling tube.
2. According to different sampling requirements, use a sampling swab to sample in the nasopharynx.
3. The specific sampling methods are as follows:
a) Nasal swab: Gently insert the swab head into the nasal palate, stay for a while and then slowly turn to exit. Wipe the other nostril with another swab, immerse the swab head in the sampling solution, and discard the tail.
b) Pharyngeal swab: Wipe bilateral pharyngeal tonsils and posterior pharyngeal wall with a swab, also immerse the swab head in the sampling solution, and discard the tail.
4. Quickly put the swab into the sampling tube.
5. Break the part of the sampling swab higher than the sampling tube, and tighten the tube cover.
6. Freshly collected clinical specimens should be transported to the laboratory within 48 hours at 2°C to 8°C.
[Explanation of test results]
After the sample is collected, the sampling solution turns slightly yellow, which will not affect the nucleic acid test result.
[Limitations of the test method]
1. For samples that are seriously contaminated due to improper storage after collection, the final test results will be affected.
2. If the sample is not stored at the specified temperature, the final test result will be affected.
Which foods are good for the eyes