OBAGI NU-CIL™ Eyelash Enhancing Serum is powered Obagi's very own NouriPlex™ Technology, a unique blend of 4 key ingredients to help the growth phase of the lash cycle to support overall lash improvement. In 16 weeks, OBAGI NU-CIL™ Eyelash Enhancing Serum study participants: 93% said their eyelashes showed visible improvement* 89% said their eyelashes looked thicker* 89% said their eyelashes looked more densely packed* Overall outperforms leading competitor in as early as 8 weeks* *2021 16-week double-blinded study. OBAGI NU-CIL™ Eyebrow Boosting Serum is clinically-proven to help 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. * In 8 weeks, OBAGI NU-CIL™ Eyebrow Boosting Serum study participants: 100% showed brow fill improvement after 8 weeks of use. 96% showed more densely packed eyebrows after 8 weeks of use. 85% showed overall healthy appearance after 8 weeks of use. In 12 weeks, OBAGI NU-CIL™ Eyebrow Boosting Serum study participants: 100% showed brow density and volume after 12 weeks of use. 100% showed brow fill after 12 weeks of use. 89% showed overall healthy appearance after 12 weeks of use. *2022 12-week study. Data on file at Obagi Cosmeceuticals LLC. Key Benefits: Luscious, thicker, and more defined-looking lashes Fuller, denser, darker brows Key Ingredients: NouriPlex™ Technology a unique combination of ingredients Biotin, Panthenol, Sodium Hyaluronate and a Proprietary Lipid Compound that targets the growth phase of the hair cycle. | Obagi Medical Nu-Cil Lash and Brow Serum Duo | Dermstore