The reason for this is the fact that the skin of Qinglong Lake Liu is much whiter than usual, asking the reason why, saying that the matter used white vinegar topical, and indeed the effect is remarkable, so think about the reason for this, and have to remind me of a famous test used when diagnosing acromegaly: acetic acid white test. The actual fact is that you can get a lot more than just a few of these. The actual fact is that you can find a lot of people who have been in the business for a long time. Is there a sedative effect of magnesium ions? Liu Qingjun, Department of Otolaryngology, Head and Neck Surgery, Chongqing Bishan District People’s Hospital