Face-lifting needle, that is, botulinum toxin A injection, mainly acts on muscle tissue and is often used to solve the problem of facial masseter hypertrophy, so it is called face-lifting needle. The professional name of face-lifting needle is botulinum toxin, which is a biological product and can be produced on a large scale through genetic engineering. Because of its nerve blocking effect, it is very commonly used in neurology, ophthalmology, plastic surgery and cosmetic surgery. If you use face-lifting cream, you are not sure whether you can really achieve the effect of face-lifting, and whether there are any side effects is still uncertain. It is recommended to use a face-lifting needle.