What is Botox Injection for Wrinkle Removal? Tang Lili, an expert in micro-plastic surgery, said that botulinum toxin injection wrinkle removal is a popular injection wrinkle removal technology in Europe and America. Botulinum toxin can remove wrinkles because it can block the information transmission between motor nerves and muscles, relax muscles and achieve the effect of stretching wrinkles, which is more effective for dynamic wrinkles.