Biologique Recherche Collagene Originel 1 oz.

What It Is:The Collagene Originel serum preserves the integrity of collagen fibers, with a 22%* increase in the dermal-epidermal junction index, a sign of strengthened skin. Length of wrinkles is significantly reduced. Wrinkles are plumped up. Skin is smoother and denser.Skin Science: Collagen is a structural protein that is essential for the skin, providing firmness and regeneration. There are 28 types of collagen. Types I and Iii are the most present in the skin and contribute to dermal density. Types Iv and Vii are located in the dermal-epidermal junction and help anchor the dermis to the epidermis, ensuring the skin's mechanical resistance and regulating cellular exchanges between these two layers.Skin Type:Mature skin.Skin Concern:Fine lines and wrinkles.How To Use It:- After cleansing and using a light serum, apply a few drops of Collagene Originel to face, neck and decollete in the morning and evening. Apply pressure with the palms of the hands until completely absorbed.- Avoid contact with eyes.- For external use only.*Ex-vivo test on human skin explants after 4 applications of the product over 6 days.