Lipidreplenishing "shield" for the face Recommended for Skin Instants that are lacking in lipids and nutrients. Sérum T.E.W.L. is formulated with an ultrahigh concentration of precious lipidreplenishing, repairing, and protective oils. The combined action of its active ingredients restores a strong cutaneous barrier and strengthens the hydrolipidic film so skin is better able to shield itself from external aggressions. The serum's formula envelops skin like an epidermal shield, providing intense