Obagi Nu-Cil Eyelash Enhancing Serum: Clinically Proven Fuller, Denser Lashes in 8 Weeks

Obagi Nu-Cil Eyelash Enhancing Serum is the latest breakthrough from Obagi Medical — one of the most trusted names in physician-grade skincare — now bringing the same clinical precision and proven results to eyelash enhancement. Powered by proprietary NouriPlex™ Technology, this obagi nu-cil eyelash enhancing serum is specifically formulated to target the anagen (active growth) phase of the natural lash cycle, nourishing and supporting each lash from root to tip for visibly luscious, thicker, and more defined-looking lashes with results that build continuously day after day.

Unlike prostaglandin-based lash serums that require a prescription and carry risks of pigment changes, the obagi nu cil lash serum uses a physician-endorsed, ophthalmologist-tested formula that delivers clinical results safely without a prescription. In a rigorous 16-week double-blinded clinical study, Obagi Nu-Cil outperformed a leading competitor in as little as 8 weeks — with 93% of participants reporting visible lash improvement and 89% reporting thicker, more densely packed lashes at 16 weeks.

Key Benefits

• 93% of participants reported visible eyelash improvement in 16-week clinical study
• 89% reported thicker-looking lashes after 16 weeks
• 89% reported more densely packed lashes after 16 weeks
• Clinically outperforms a leading competitor in as little as 8 weeks — 16-week double-blinded study
• Visible lash improvement in as little as 8 weeks, with more pronounced results at 16 weeks
• Targets the anagen (growth) phase of the lash cycle for maximum lash improvement
• Physician endorsed and ophthalmologist tested — no prescription required
• NouriPlex™ Technology — proprietary 4-ingredient lash enhancement complex
• Safe for contact lens wearers — remove lenses before application
• 100% real lashes — no extensions, no falsies
• Named 2025 Top Picks — Lash & Brow by Skin Anarchy
• One tube lasts approximately 2–3 months with once-daily application

Key Ingredients — NouriPlex™ Technology

• Biotin (Vitamin B7): Supports the natural production of keratin — the essential structural protein that makes up each lash fiber. Biotin nourishes lash follicles and strengthens lash condition to reduce breakage and support the appearance of fuller, healthier lashes
• Proprietary Lipid Compound: Obagi's exclusive NouriPlex™ lipid ingredient that specifically targets the anagen (growth) phase of the lash cycle — the critical window where lash enhancement is most effective. This unique lipid compound is what separates Nu-Cil from standard biotin-based lash serums
• Sodium Hyaluronate (Hyaluronic Acid): A highly effective form of hyaluronic acid that attracts and retains moisture directly at the lash line — hydrating each lash fiber to visibly improve the appearance of thickness, density, and fullness while preventing brittleness and breakage
• Panthenol (Pro-Vitamin B5): A clinically recognized lash conditioning ingredient that improves moisture retention, enhances lash shine, softens lash texture, and reduces brittleness — contributing to the overall luxurious, healthy-looking lash appearance Nu-Cil is known for

• Use once daily — preferably in the evening before bed
• Begin with clean, makeup-free lashes and a dry lash line
• Remove contact lenses before application if worn
• Using the precision brush applicator, apply a thin layer of serum along the upper lash line — similar to applying liquid eyeliner
• Apply to the skin at the base of the upper lashes, not directly onto the lash hairs
• Do NOT apply to the lower lash line
• Allow to dry completely before sleeping or applying other products
• For best results, use consistently every day — visible improvement in as little as 8 weeks, more pronounced results at 16 weeks
• One tube lasts approximately 2–3 months with once-daily application — Obagi recommends 2 tubes for full 16-week clinical results

NouriPlex™ Technology Key Ingredients: Biotin, Sodium Hyaluronate (Hyaluronic Acid), Panthenol (Pro-Vitamin B5), Proprietary Lipid Compound.

Full Ingredient List: Aqua/Water/Eau, Dehydrolatanoprost, Biotin, Panthenol, Sodium Hyaluronate, Phenoxyethanol, C12-15 Alkyl Benzoate, Caprylyl Glycol, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Alcohol, Sodium Hydroxide, Phenethyl Caffeate.

Please refer to product packaging for the most accurate and up-to-date full ingredient list. Obagi Nu-Cil is physician endorsed and ophthalmologist tested. No prescription required.

• BrandObagi Medical Product Type: Eyelash Enhancing Serum Volume: 3ml / 0.1 fl. oz. Key Technology: NouriPlex™ Technology (Proprietary 4-Ingredient Lash Complex) Key Ingredients: Biotin, Sodium Hyaluronate, Panthenol, Proprietary Lipid Compound Prescription Required: No Physician Endorsed: Yes Ophthalmologist Tested: Yes Contact Lens Safe: Yes (remove before application) Usage Time: Once Daily (Evening) Supply: Approximately 2–3 Months (Once Daily) Clinical Study: 16-Week Double-Blinded Study Clinical Results: 93% visible improvement, 89% thicker lashes, 89% denser lashes Outperforms: Leading competitor in as little as 8 weeks Award: 2025 Top Picks – Lash & Brow by Skin Anarchy

Skin Type: NormalDryCombinationOilySensitive — All Lash Types

Skin Concern: Thin LashesSparse LashesShort LashesBrittle LashesLash BreakageLack of Lash DensityLash LossLack of Lash DefinitionAging Lashes