1, foot patch is just a general health care product, not a medicine, and it can't cure diseases.
2, the raw material of the foot patch itself is brown and black, so it will turn black once it is wet. In fact, the reason is to use a bag when cooking. If the bag is filled with black pepper and aniseed, wrap it in gauze and put it in water, and the bag will turn black immediately. At this time, the color is actually the color of the material in the material bag, so the black color of the foot paste when it meets water is the color of the raw material of the foot paste powder bag.
3, the principle of foot patch detoxification, like doing foot massage, massage is to press foot patch points through knuckles, foot patch is to stimulate foot points through medicine bags, dredge meridians, promote blood circulation, enhance excretion and body metabolism detoxification.
4. It is recommended to use the foot patch reasonably, and don't be superstitious.