As long as you pay attention to choosing a regular hospital, there will be no side effects of whitening needle, and whitening needle has the following good effects: it contains glutathione to help the body detoxify and help cells resist oxidation. Tranexamic acid can be used to control the enzymatic action of melanin and reduce the formation of melanin. Promoters that help metabolism and circulation, such as Ginkgo biloba preparation. Vitamin C whitening component of whitening needle has antioxidant effect and can reduce melanin. So you don't have to worry about the side effects of whitening needles.