Assessment of the efficacy and tolerance of an innovative regenerative serum on cutaneous regeneration, following fractional laser procedure using Erbium:YAG.

Introduction: Cutaneous regeneration, fractional laser, medical device, cellular proliferation cutaneous changes linked to photoaging are currently treated with physical treatments, such as fractional laser, which may induce epidermal alteration.

Objective: To determine the efficacy and safety of a regenerative serum (Matricium , Laboratoire Bioderma, France) after laser procedure.

Methods: Prospective, double-blind, controlled, and randomized study in subjects with photoaged skin.

Histological and Immunohistochemical Evaluation of the Efficacy of a New Cosmetic Formulation in the Treatment of Skin Photoaging.

. Mechanism of action of cosmetic products is not often studied. The aim of this study is to determine the histological, immunohistochemical, and clinical changes of a new cosmetic formulation.