Skin begins to age as early as the age of 25. Cell metabolism gradually slows down, blood circulation decreases, skin looks duller, the complexion appears tired and the youthful glow fades. Our BIODROGA Bioscience Institute SLOW AGE series gives you the energy and radiance you want when your skin begins to age. Black Forest Complex, Glycoproteins & Vitamin C combat the first signs of skin aging and give your skin a fresh glow.