Comfort zone active pureness corrector intensive treatment cream gel with direct aim at contrasting blemishes and occasional imperfections with sodium usnate salicylic acid propolis and bromelain how it works the synergy of salicylic acid bromelain and sodium usnate favours exfoliation in treated areas helping to dry and reduce blemishes thanks to its anti bacterial properties sodium usnate a salified acid obtained from the lichen quotusnea barbataquot helps to maintain bala