To provide some background, I am a 49 year old female with moderate sun damage.  I am a type II-III on the Fitzpatrick scale.  I have not always been diligent about wearing sunscreen.  Within the last few years I decided to do something about freckling, spots and wrinkles.  I began with OTC retinols and at home chemical peels (20% glycolic acid) as well as topical vitamin C for about a year. ...