An eyebrow boosting serum specially formulated to help address thinning, patchy, and over-tweezed brows. Obagi's NouriPlex® Technology, a clinically-proven blend of ingredients shown to accentuate the healthy look of eyebrows to be fuller, denser, and darker in as little as 8 weeks, with more pronounced results in 12 weeks.* NOURIPLEX® TECHNOLOGY A complex blend of four high-performance ingredients that gives our eyebrow serum the effective boost you need for results. BIOTIN Supports the natural production of keratin. PROPRIETARY LIPID COMPOUND Supports the brow hair cycle to provide thicker, fuller-looking eyebrows. SODIUM HYALURONATE A form of hyaluronic acid that attracts and retains water to both hydrate and thicken the appearance of eyebrow hair. PANTHENOL Also known as Vitamin B5, helps with hair conditioning, moisture and texture improvement.