Details Perfect for packing with plenty to try - Bobbi Brown's Intensive Skin Supplement now comes in a generous 10ml travel size . An advanced, multi-benefit serum that improves skin's appearance as it helps prevent the visible signs of aging including dark spots and fine, dry lines. All skin types. White birch extract reduces the look of fine, dry lines, while grape extract helps clarify and brighten the complexion. After just four weeks' use, skin looks firmer, smoother, more even-toned and radiant. Fill the dropper one-quarter of the way and apply three drops of serum to face, neck and chest, avoiding eye area. Apply to clean skin, morning and night before moisturizer.