Does the Clinique Even Better Clinical Dark Spot Corrector really work?

So, my face has recently cleared up a lot, but i still have some red spots where pimples used to be. acne scarring. i heard this helps. does it really? please let me know. i dont want to pay $50 for something that wont work. http://www.dillards.com/webapp/wcs/stores/servlet/ProductDisplay?catalogId=301&langId=-1&storeId=301&productId=502218557&view=20&No=0&Ntt=clinque&Ntk=all&N=1000420&Nty=1&searchUrl=%2Fendeca%2FEndecaStartServlet%3Fview%3D20%26No%3D0%26Ntt%3Dclinque%26Ntk%3Dall%26N%3D1000420%26Nty%3D1&R=03257586