Freckles Got Darker After Second IPL Treatment

Intense Pulse Light therapy directs it effect on darker pigment tissue.  Essentially the melanin is treated and the overall aspiration is to diminish the hyper-pigmented areas such as freckles.  Almost immediately after the IPL therapy the freckles will become darker and this essentially indicates effective treatment.  As the days and weeks go by, the freckles should soften more and more and ultimately hopefully achieve the desired result.  Mild darkening is... more

Assuming the settings were same, this does not mean it did not work.  I would bet that since you had more pigment (hence more target) the first time, you probably had more heat absorption and thus more peeling the first time than in the subsequent treatment.