Acne treatments that work

My friend Jen asked me about the acne treatments that work. I told her that I have one and it’s good for my skin. I am using this ever since I knew how to take care of my facial skin. And in order for her to try if it will work on her skin, I gave her my spare one so that she can try it and she will know if the brand that I am using will also work for her skin. Hope to hear some positive replies from her very soon.