Poria cocos is a kind of Chinese herbal medicine. He is mainly used to cure diseases, but the market is also full of some fake Poria cocos. They use fake things to replace Poria cocos. This is bad behavior, so how to buy real Poria cocos? Here are some methods for you. These methods are obtained through experiments, and we can rest assured.
White Poria cocos is a common traditional Chinese medicine. The quality of white Poria cocos in the market is uneven, and there are counterfeit products. In order to prevent you from being cheated, let's teach you some methods to identify the authenticity of white Poria cocos.
White Poria cocos refers to the white and dense part inside Poria cocos. The surface of real white Poria cocos is white or almost white, sometimes the edge is yellowish brown, hard and brittle, rough section and strong powder; Smell it slightly, taste it lightly, and chew it to stick your teeth; There was no obvious color change after dropping dilute iodine solution.
The fake white Poria cocos is very similar to the real one in appearance. Some use flour, add a small amount of Poria cocos powder and dry it evenly, and cut it into square Poria cocos cubes. After careful observation, it can be seen that the surface color is slightly uneven. Because it contains starch, mildew spots are occasionally seen, the smell is slight, and the entrance tastes slightly sweet without sticky teeth; Take a little powder and add dilute iodine solution to make it light blue.
Specific identification steps:
1. Buy a bottle of iodine and a bag of starch.
2. Take a little iodine and add water to dilute.
3. Add starch, which dissolves in water and turns purple immediately.
4. The real white Poria cocos will not change color after adding. If you don't change color, you can ensure that it is 100% white Poria cocos without starch.
White Poria cocos can enhance the immune function of the body and has obvious diuretic effect. The decoction also has sedative effect. The fake white Poria cocos does not have the effects of the real one. What's more, it is forged with flour and lime powder. Taking such fake white Poria cocos will not only not cure the disease, but even cause bad reactions and harm the body. Therefore, it should be carefully identified when using it. White Poria cocos has squares and large pieces, and its color is uneven. Some even have untreated brown skin. There is no de powdering on the surface. Scrape with teeth, the texture is uniform, and there is no residue and special taste when chewing. Generally, there is no all fake, only mixed, mixed with cassava chips, white, delicate, uniform white, de powdered; Radix puerariae has rhizome fiber, sweet taste and uniform color; It is made manually. It is processed with white Poria cocos. The angle material is beaten and filtered. After standing, take the lower white pulp and plaster of Paris, and then pour it. The surface is the same as white Poria cocos. It is mixed with a little hair. It can't be seen, but it is very heavy. There is gypsum sand when chewing it.