Hello, the beauty needle has no side effects. There are many kinds of beauty needles, including face-lifting needles filled with hyaluronic acid and whitening needles. So far, these face-lifting needles are relatively safe, because botulinum toxin and hyaluronic acid are harmless to the body, and whitening needles are also very safe. These three kinds of beauty needles have very good effects, so don't worry about side effects.