1, bilateral asymmetry: after slimming needle injection, it can promote fat metabolism, degrade and absorb fat, thus achieving slimming effect. However, if the doctor is not skilled, it may lead to the difference of injection dose between the two sides, resulting in asymmetry between the two sides of the body and affecting the beauty of the body.

2, local stiffness is unnatural: Although the injection of slimming needle can achieve the purpose of slimming, the drug does not last long and needs to be injected regularly, but regular injection may also lead to the phenomenon that the injection site is stiff and unnatural.

3. Wound infection: If the injection is not strictly disinfected, it may also lead to wound infection, resulting in local redness and pain, which will adversely affect skin health.