Lycium barbarum, as far as China is concerned, can be roughly divided into Lycium barbarum and Lycium barbarum in Ningxia. Ningxia Lycium barbarum is mainly distributed in northwest China, and Zhongning is the most authentic producing area. Lycium barbarum and its varieties are basically distributed in other places. Especially Ningxia Lycium barbarum is the only Lycium barbarum variety listed in China Pharmacopoeia 20 10. What do you mean? In other words, ordinary consumption should not pay attention to a birthright status, and even medlar can be eaten; But as far as medicine is concerned, it is the only one in Ningxia.
In fact, Lycium barbarum is distributed all over the world, with about 80 varieties, of which only 7 are from China, and the most varieties are from South America and continental Europe. However, as far as the record and edible history are concerned, there have been relevant records in the early works such as The Book of Songs and Shennong's Classic of Materia Medica, which have detailed descriptions of its medicinal value, and there is a saying that "taking it for a long time is light but not old". Comprehensive ancient books and research prove that Lycium barbarum has been planted, picked and eaten in China for at least 4,000 years.
From the point of view of traditional Chinese medicine, Lycium barbarum is sweet and tasteless, and belongs to liver, kidney and lung meridians, which can nourish liver, nourish kidney and moisten lung. Treat liver and kidney deficiency, dizziness, soreness of waist and knees, impotence, cough, thirst and excessive drinking; Modern pharmacology has proved that Lycium barbarum fruit contains Lycium barbarum polysaccharide, betaine, atropine and scopolamine. In addition, it also contains zeaxanthin, Physalis alkekengi, cryptoxanthin, scopoletin, carotene, riboflavin, nicotinic acid, vitamin B 1, B2 and C. Seeds contain amino acids: aspartic acid, proline, alanine, leucine and other nutrients. Experiments show that it can effectively delay aging and anti-fatigue, and improve the repair ability of DNA damage.
In addition to the fruit of Lycium barbarum, Lycium barbarum can also be used as medicine, and its root skin-Lycium barbarum skin can also be used as medicine. Cold in nature and sweet in taste, it belongs to lung meridian, liver meridian and kidney meridian. It can cool blood, remove steam, clear lung and reduce fire. Treat hot flashes due to yin deficiency, night sweats due to bone steaming, cough due to lung heat, hemoptysis, epistaxis and internal heat to quench thirst.
Apart from the fruit and root bark of Lycium barbarum, its leaves are still delicious on the table, which can be fried, boiled, eaten and eaten at will.
So is Lycium barbarum good for everyone and can be soaked in a thermos cup? The answer is of course no, remember that the following people or situations are not suitable for eating:
1, used with caution in patients with spleen and stomach weakness and diarrhea;
2, hypertension, diabetes, liver fire and so on with caution;
3. Use with caution during colds and body inflammation;
4. Don't overeat or take too much. Healthy adults should not exceed 20g per day.
With people paying more and more attention to personal health, popular health care products like Lycium barbarum are in great demand in recent years. In this context, the quality of Lycium barbarum in the market is often mixed, even shoddy, and various frauds abound.
So how can we choose the right medlar? Let me tell you a few tips for purchasing Lycium barbarum, so as to avoid unnecessary pit:
First of all, don't be greedy and cheap, try to choose formal channels to buy;
Secondly, remember that the formula of "big, red and sweet" is the top grade;
Secondly, the nose has no irritating smell to prevent sulfur fumigation;
Finally, hands should not fade to prevent staining;
With the above points, you can basically skip the main pit. One last word for you: don't be particularly reluctant. The situation is suitable for using medlar. When people reach middle age, there is no pit, and their body and mind are peaceful and happy.