It really is quite hard to determine the true cause of your daughters breakouts as I'm not a dermatologist by any means.
I had a similar situation when I was younger, lots of pimples, lots of scarring. Creams and stuff like that didn't work for me and just caused further inflammation.
So I decided to go with natural ingredients instead and it really helped calm my skin down, and with prolonged use it cleared my skin up.
One item I used that has really helped is Raw African Black Soap. It's made from plantain, cocoa pods, palm tree leaves, and shea tree bark, palm oil, coconut oil and palm kernel oil.
You can find more information about it here:
http://www.mnn.com/lifestyle/natural-beauty-fashion/stories/what-is-african-black-soap
What I find is that it completely washes off the dead skin cells on your body as well leaving it actually squeaky clean. Just make sure moisturise after use
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