Bioderma Matricium is an area of unique matrix substrates? 100% Biomimetics because it is composed of elements that occur naturally in the skin. It recreates the optimal conditions for living of cells.<br />Bioderma Matricium is neither a cosmetic nor a drug? but a Medical Device. It is a nutrient area that creates the ideal environment for a guenuine regeneration of tissues.<br />Preservative-free? fragrance-free? dye-free.