We need to know something about it. According to the relevant regulations of the Ministry of Health, Gastrodia elata can be divided into four grades. Generally speaking, there are about 26 first-class gastrodia elata per kilogram, 46 second-class gastrodia elata per kilogram, 9 third-class gastrodia elata per kilogram, but more than 9 fourth-class gastrodia elata per kilogram.

First, the efficacy and function of Gastrodia elata

Gastrodia elata is a kind of blindly traditional Chinese medicine commonly used in clinic, and its medicinal properties are generally cold. Gastrodia elata enters the liver meridian, so it has the function of clearing away liver heat and lowering blood pressure. Moreover, Gastrodia elata has a good effect of nourishing the brain and calming the nerves in clinic, so we can use Gastrodia elata in clinic, which can be eaten in addition to medicine. This is a product with both medicine and food. Gastrodia elata can be stewed with chicken, fish, etc. It is a cold medicine, so it is not recommended to eat particularly cold food when eating Gastrodia elata.

Second, the taboo of eating Gastrodia elata

Gastrodia elata is a precious Chinese herbal medicine, which has the effects of calming the liver, calming the wind, resisting convulsion, epilepsy, rheumatism and treating headache. The main contraindications for eating gastrodia elata are: it should not be too long when decocting gastrodia elata. People with blood deficiency and yin deficiency should take Gastrodia elata carefully. Pregnant women should take Gastrodia elata carefully, and children should also use Gastrodia elata under the guidance of doctors. Gastrodia elata should not be taken with Yufeng stone, which is easy to cause stones.

Third, the characteristics of Gastrodia elata are

oblong, flat and slightly curved, 5-13 cm long, 2-6 cm wide and 1-3 cm thick. There is a reddish-brown dry bud at one end, or a residual stem base; At the other end, there is a round umbilical scar after the mother hemp falls off. The outer skin is peeled off or partially remained, with yellowish white or yellowish brown surface, links, spots or membranous scales, and longitudinal wrinkles. Solid, translucent, not easy to break, flat section, horny. Specific gas, sweet and slightly pungent. Gastrodia elata products are large, heavy, solid, yellow and white without hollow, and the cross-section is bright. Gastrodia elata is sweet, flat and moist, and its heat-clearing power is not as good as that of Uncaria rhynchophylla and Antelope Antelope. However, it can be used in combination with cold and heat deficiency and deficiency, and it can dispel wind and relieve pain.