– 8 ml Biologique Recherche Originel Collagen Serum targets four main types of collagen, restoring skin firmness from three dimensions. – The unique combination of four ingredients promotes the production of the most abundant types I and III collagen, as well as types IV and VII collagen, in the skin, thereby improving the appearance of the dermal-epidermal junction. – Significantly reduces wrinkle length – Country of origin: France – 8ml – Biologique Recherche Originel Collagen Serum is a serum that targets the four main types of collagen to redensify the skin in three dimensions – A unique combination of four ingredients, it promotes the production of collagen types I and III, the most abundant in the skin, and types IV and VII to improve the appearance of the dermoepidermal junction – It significantly reduces the length of wrinkles Country of origin: France