Biologique Recherche Serum Oligo-Protéines Marines is a stimulating and illuminating bio-marine facial serum that helps stimulate, revitalize and improve the natural protection of the epidermis. This revitalizing serum is recommended to improve dull and devitalized skin. Provides a more even complexion. Ideal for a real 'smoker's skin'. Particularly effective for the eye contour to brighten and minimize dark circles.