Obagi Medical Nu-Cil Eyebrow Boosting Serum

This clinically-proven serum is powered by Obagi's innovative NouriPlex™ Technology which features a complex blend of four high-performance ingredients to target the Anagen phase of the brow growth cycle where the eyebrow hair flourishes. Eyebrow enhancing serums are most effective during this phase, usually lasting 30-45 days.