1. How to choose American ginseng?
1. Look at the place of origin.
Provenance, soil, climate, etc., are the main factors affecting the quality of medicinal materials, American ginseng is divided into imported and domestic, Canadian ginseng is called American ginseng, American ginseng is called American ginseng, the main domestic production areas are Changbai Mountain, Jilin and Weihai, Shandong and other places.
2. Look at wrinkles.
Imported American ginseng has irregular longitudinal wrinkles, thick and deep. The surface of domestic American ginseng is smooth, the longitudinal wrinkles are fine and shallow, and the transverse wrinkles on the root head are obvious.
3. Look at the texture.
High-quality American ginseng, the taproot is round or spindle-shaped, it feels heavy and solid in the hand, the surface is light yellow or yellowish-white, the color is oily, the skin is delicate, and the texture is full and firm.
4. Look at the section.
The section of high-quality American ginseng is smooth and flat, the whole is light yellow, the ring wheel is clear, there is a clear cambium layer on the section, which is yellow, and there is a yellow-brown dotted resin channel between the cambium layer and the epidermis. The overall color of inferior American ginseng is light white, the cambium layer is relatively light, and the chrysanthemum pattern is not clear.
5. Smell the smell.
American ginseng has a special aroma, and the higher the quality, the more intense the aroma. High-quality American ginseng smells fragrant and sweet, while low-quality American ginseng has a weak smell or has an off-flavor.
6. Taste.
The flavor of American ginseng in each production area is slightly sweet, and the high-quality American ginseng is bitter with glycol, with a strong flavor, and the taste can last for about two minutes.
Second, the origin of American ginseng** is good?
Canada is the origin of American ginseng, so Canadian American ginseng is considered to be the best in terms of quality. This is mainly due to the fact that Canada has vast forests and wetlands that provide a suitable environment for growth. In these places, American ginseng can be grown in fertile soil and received plenty of sunlight and moisture, making Canadian American ginseng higher in saponins and other nutrients than elsewhere.
In addition to Canada, American ginseng is also produced in the United States, China and other places. American ginseng in the United States is grown in places like Wisconsin, Missouri, and Montana, where it grows in fertile soil and a favorable climate, and is of good quality. American ginseng in China is mainly produced in Jilin, Liaoning and other provinces, where American ginseng grows in temperate climates and has high medicinal value.
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