Please tell me the best rose hip seed oil for acne scars?

I am 21 and I read online things about rosehip seed oil and I read really good reviews on it and I want to try it. I wanted to buy it online. I just have no idea which one to buy because there are so many. Is there anyone who can tell me which one is best for acne scars? Please help as it will be great for me. Thank you.