You could also with a warm wet face cloth, or towel, Something with a rough-ish texture rub where she was rough right after the shed box n see if you can spot any peeling skin. And / Or if you got finger nails pick at a spot (in the direction of the scales, not backwards though) Also if you can get a rough piece of slate or something put in her tank or in shed box, so that she naturally 'exfoliates' her skin


Let us know how this works out for you