Botox can be injected if you have acne on your forehead, but if you have a lot of acne on your forehead, it is recommended to use tretinoin or benzoyl peroxide cream first to avoid puncture infection. After the forehead acne is improved, botulinum toxin injection is performed to achieve the purpose of anti-wrinkle. And Botox injection is to reduce wrinkles. Multi-point, low-concentration and low-dose botulinum toxin injection can reduce sebum secretion and shrink pores.