So how to choose Sanqi correctly and reasonably?
1, distinguish authenticity. The genuine Panax notoginseng is round or cylindrical, with a length of 2-5 cm and a diameter of 1-4 cm. It has stem marks on the upper end, tumor-like protrusions around it, smooth surface, grayish brown or yellow, intermittent longitudinal wrinkles and root marks. Weight. The quality is solid, and the leather and wood are often separated after crushing. The cross section is gray-green, yellow-green or gray-white, and the skin has tiny brown resin spots. The gas is slightly bitter, and then slightly sweet. The fake pseudo-ginseng is mostly the dried rhizome of curcuma zedoary or curcuma longa, which is similar to pseudo-ginseng and is round or conical after artificial carving. The surface is gray-yellow, with obvious ring joints and carved knife marks, and the unsmooth surface is attached with white powder. Weight, solid quality, difficult to break, yellow-green or taupe cross section. It has horny waxy luster or powder, the inner surface layer is annular, yellow-white, and the vascular bundle is punctate. After crushing, the leather and wood are not separated, with a strong pungent smell, slightly pungent gas and light yellow powder. Panax notoginseng and other medicinal plants have different effects, so they should not be mixed with each other when used for medicine, and should be carefully identified.
2, on the head. Notoginseng is divided into 10 head (within 500g- 13), 20 head (within 500g-20), 30 head, 40 head, 60 head, 80 head, 120 head, etc. According to its size, very small ones are called countless heads. Panax notoginseng is better for its large size, heavy weight, smooth surface, dark brown, hard texture and gray-green or yellow-green cross section. The bigger Sanqi is, the higher its price is. Generally speaking, about 40 heads are more suitable for household use, and it will last longer. Of course, with good economic conditions, 20 heads is better. In addition, the head of Notoginseng Radix is divided into slippery Notoginseng Radix and hooded Notoginseng Radix, and the content of slippery Notoginseng Radix is higher than that of hooded Notoginseng Radix.
3. Buy panax pseudo-ginseng. Panax notoginseng can be ground into powder and swallowed. Panax pseudo-ginseng is sold in many places, and the price is very different from that of Jiaotong University. The quality of the whole package of panax pseudo-ginseng is generally unbelievable. No one dares to say how many ingredients of Panax notoginseng are in it, and even some unscrupulous traders pretend to be panax pseudo-ginseng by mixing talcum powder. Generally, the medicinal value of panax pseudo-ginseng with more than 80 heads is relatively poor. Therefore, the author suggests that it is best to buy Panax notoginseng pieces yourself and then let the pharmacy process them into powder, which can not only ensure the quality but also be conducive to preservation. For people with severe hypertension and hyperlipidemia, it is recommended to buy 10 panax pseudo-ginseng or 15 panax pseudo-ginseng. Of course, 20 panax pseudo-ginseng are also acceptable. Panax pseudo-ginseng Beauty or panax pseudo-ginseng Freckle Removal can be done with 40 panax pseudo-ginseng. If there are elderly people at home who need to eat panax pseudo-ginseng every day, just choose 40 panax pseudo-ginseng. The fineness of panax pseudo-ginseng depends on the selected machine and grinding process. The finer the panax pseudo-ginseng, the better, which is easier to absorb. Panax pseudo-ginseng in the market are all below 200 mesh. At present, the thinnest panax pseudo-ginseng is ultra-fine panax pseudo-ginseng, Teanna ultra-fine panax pseudo-ginseng, etc. They are all produced by professional pharmaceutical companies specializing in cardiovascular and cerebrovascular diseases at present, and their fineness can reach 1200 mesh or more, which is really ultra-fine panax pseudo-ginseng with good effect.