Guizhou Gastrodia elata producing area

In China, Guizhou Province is a well-known province of traditional Chinese medicine. The specific climatic conditions are suitable for the growth and reproduction of medicinal animals and plants for many years, and the quality is good. The authentic medicinal materials in Guizhou Province are Gastrodia elata, Eucommia ulmoides, Polygonum multiflorum and so on. So, where is the origin of Gastrodia elata in Guizhou?

Where is the origin of Gastrodia elata in Guizhou?

Guizhou Gastrodia elata is mainly produced in Dafang County of Bijie City, Dejiang County of Tongren City, Nayong County of Bijie City and other places. Among them, Dafang and Dejiang Gastrodia elata is a specialty of Guizhou Province and is a national geographical indication product of China.

Second, the characteristics of generous Gastrodia elata

Generous Gastrodia elata in the Ming Dynasty is the treasure of the royal family, with a history of more than 600 years, and is famous both at home and abroad as "King of Nourishing". The content of gastrodin, the main medicinal ingredient, is relatively high in both wild and domestic species. and there are more than 10 essential elements for the human body, such as potassium, sodium, calcium, sulfur, phosphorus, boron, manganese, cobalt, molybdenum, rubidium and so on. The content of gastrodin in wild Gastrodia elata was 0.5% Mel 1.0%, with an average of 0.77%.

On October 31, 2008, the former AQSIQ approved the protection of geographical indication products for "generous Gastrodia elata".

Third, the characteristics of Gastrodia elata in Dejiang

It is the representative of Gastrodia elata in Guizhou, which is characterized by large, thick, yellowish color, solid quality, difficult to break, strong peculiar smell, high content of gastrodin and other active ingredients, low content of heavy metals, no pesticide residues and other quality characteristics. According to the sampling test of Guizhou Provincial Bureau of quality Supervision, the content of gastrodin in Dejiang Gastrodia elata is as high as 0.36% to 1.3%, much higher than the national standard of 0.22%. In his monograph introduction to Chinese Herbal Medicine, Japanese Pharmaceutical Doctor Nan Bo Yukio said: "Gastrodia comes out of Guizhou."

On May 29, 2007, the former AQSIQ approved the protection of geographical indication products for "Dejiang Gastrodia elata".

From this, we can know that the quality of Gastrodia elata planted in Guizhou ranks first in China because of its unique climatic conditions and geographical location.