{"product_id":"obagi-nu-cil-eyelash-enhancing-serum","title":"OBAGI - NU-CIL® Eyelash Enhancing Serum","description":"\u003c!-- ============================================================\n     OBAGI NU-CIL® EYELASH ENHANCING SERUM — PRODUCT DESCRIPTION\n     SEO-optimised | Schema-ready | Conversion-focused\n     ============================================================ --\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" class=\"obagi-nucil-description\"\u003e\n\u003c!-- ── HERO INTRO ── --\u003e\n\u003csection class=\"pds-intro\"\u003e\n\u003ch2 itemprop=\"name\"\u003eOBAGI NU-CIL® Medical-Grade Eyelash Enhancing Serum\u003c\/h2\u003e\n\u003cp itemprop=\"description\"\u003eOBAGI NU-CIL® Eyelash Enhancing Serum is a clinically developed, medical-grade lash serum formulated to visibly increase eyelash length, density, and fullness. Powered by a proprietary peptide-rich complex and nourishing botanical actives, NU-CIL® works at the follicular level to extend the natural lash growth cycle — delivering measurably longer, thicker, and darker lashes without the hormonal side effects associated with prostaglandin-based alternatives.\u003c\/p\u003e\n\u003cp\u003eDeveloped by \u003cstrong\u003eOBAGI Medical\u003c\/strong\u003e — a brand trusted by dermatologists and aesthetic clinicians worldwide for over 35 years — NU-CIL® represents the gold standard in non-prescription lash enhancement.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- ── KEY BENEFITS ── --\u003e\n\u003csection class=\"pds-benefits\"\u003e\n\u003ch3\u003eWhat NU-CIL® Delivers\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVisibly longer lashes\u003c\/strong\u003e — targets the anagen (active growth) phase to extend lash length over time\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncreased density \u0026amp; fullness\u003c\/strong\u003e — supports thicker-looking lashes from root to tip\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDarker, more defined appearance\u003c\/strong\u003e — enhances natural lash pigmentation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProstaglandin-free formula\u003c\/strong\u003e — no risk of iris pigmentation changes or periorbital fat loss associated with prescription lash treatments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuitable for sensitive eyes\u003c\/strong\u003e — ophthalmologist-tested and contact lens-friendly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVisible results from 4–6 weeks\u003c\/strong\u003e — with optimal results typically seen at 12–16 weeks of consistent use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- ── HOW IT WORKS ── --\u003e\n\u003csection class=\"pds-how-it-works\"\u003e\n\u003ch3\u003eHow OBAGI NU-CIL® Works: The Science\u003c\/h3\u003e\n\u003cp\u003eEyelash growth follows a cyclical pattern: the \u003cstrong\u003eanagen phase\u003c\/strong\u003e (active growth), the \u003cstrong\u003ecatagen phase\u003c\/strong\u003e (transition), and the \u003cstrong\u003etelogen phase\u003c\/strong\u003e (resting\/shedding). Most people naturally spend only 30–45 days in the anagen phase — limiting how long lashes can grow.\u003c\/p\u003e\n\u003cp\u003eNU-CIL® is formulated to \u003cstrong\u003eextend the anagen phase\u003c\/strong\u003e and \u003cstrong\u003enourish the follicle\u003c\/strong\u003e during this window, resulting in lashes that grow longer before shedding. The formula combines:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMyristoyl Pentapeptide-17\u003c\/strong\u003e — a biomimetic peptide that stimulates keratin gene expression within the hair follicle, directly supporting lash fibre production and elongation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMyristoyl Hexapeptide-16\u003c\/strong\u003e — works synergistically with Pentapeptide-17 to enhance follicular activity and improve lash anchoring strength\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBiotin (Vitamin B7)\u003c\/strong\u003e — an essential co-factor in keratin synthesis; deficiency is directly linked to lash thinning and brittleness\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePanthenol (Pro-Vitamin B5)\u003c\/strong\u003e — deeply conditions the lash shaft, reducing breakage and improving flexibility and shine\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSwertia Japonica Extract\u003c\/strong\u003e — a botanical active shown to stimulate follicular stem cells and support the transition from telogen back into anagen phase\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHyaluronic Acid\u003c\/strong\u003e — maintains optimal hydration at the follicular environment, supporting healthy lash emergence and reducing lash loss due to dryness\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUnlike prostaglandin analogues (found in prescription treatments such as bimatoprost), NU-CIL® achieves its results through \u003cstrong\u003efollicular nourishment and peptide signalling\u003c\/strong\u003e — making it safe for long-term daily use without the systemic or ocular risks associated with prescription alternatives.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- ── PROSTAGLANDIN-FREE EXPLAINER (differentiator) ── --\u003e\n\u003csection class=\"pds-prostaglandin\"\u003e\n\u003ch3\u003eWhy Prostaglandin-Free Matters\u003c\/h3\u003e\n\u003cp\u003ePrescription lash serums containing prostaglandin analogues (e.g. bimatoprost, isopropyl cloprostenate) can cause well-documented side effects including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePermanent darkening of the iris (heterochromia) in susceptible individuals\u003c\/li\u003e\n\u003cli\u003ePeriorbital fat atrophy — a sunken appearance around the eye socket\u003c\/li\u003e\n\u003cli\u003eEyelid skin darkening (periorbital hyperpigmentation)\u003c\/li\u003e\n\u003cli\u003eIncreased intraocular pressure — a concern for those with glaucoma risk\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOBAGI NU-CIL® delivers \u003cstrong\u003eclinically meaningful lash enhancement without any of these risks\u003c\/strong\u003e, making it the preferred choice for patients who want results without compromise — and the recommendation of choice among aesthetic clinicians for long-term maintenance.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- ── HOW TO USE ── --\u003e\n\u003csection class=\"pds-usage\"\u003e\n\u003ch3\u003eHow to Use OBAGI NU-CIL® Eyelash Serum\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eEnsure the eye area is clean and free of makeup, contact lenses, and other eye products\u003c\/li\u003e\n\u003cli\u003eUsing the precision applicator brush, apply a single thin line of serum along the \u003cstrong\u003eupper lash line\u003c\/strong\u003e — as close to the lash root as possible — as you would apply eyeliner\u003c\/li\u003e\n\u003cli\u003eAllow to absorb fully before applying other products or reinserting contact lenses\u003c\/li\u003e\n\u003cli\u003eApply \u003cstrong\u003eonce daily\u003c\/strong\u003e, preferably in the evening\u003c\/li\u003e\n\u003cli\u003eDo not apply to the lower lash line or directly into the eye\u003c\/li\u003e\n\u003cli\u003eContinue use consistently for a minimum of \u003cstrong\u003e12–16 weeks\u003c\/strong\u003e for optimal results; maintenance use is recommended to sustain results\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003ePro tip:\u003c\/strong\u003e Results are cumulative. Discontinuing use will gradually return lashes to their pre-treatment state as the natural growth cycle reasserts itself — consistent use is key.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- ── WHO IT'S FOR ── --\u003e\n\u003csection class=\"pds-who\"\u003e\n\u003ch3\u003eWho Is OBAGI NU-CIL® Suitable For?\u003c\/h3\u003e\n\u003cp\u003eNU-CIL® is suitable for adults who:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHave naturally short, sparse, or thin lashes and want visible enhancement without extensions\u003c\/li\u003e\n\u003cli\u003eHave experienced lash thinning due to age, hormonal changes, or nutritional deficiency\u003c\/li\u003e\n\u003cli\u003eAre seeking a safe, long-term alternative to prostaglandin-based prescription lash serums\u003c\/li\u003e\n\u003cli\u003eWear contact lenses (contact lens-compatible formula)\u003c\/li\u003e\n\u003cli\u003eHave sensitive eyes or have experienced irritation with other lash serums\u003c\/li\u003e\n\u003cli\u003eAre maintaining results following a course of prescription lash treatment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot recommended for:\u003c\/strong\u003e use during pregnancy or breastfeeding without medical advice; individuals with active eye infections or inflammation; those under 18 years of age.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- ── PRODUCT DETAILS ── --\u003e\n\u003csection class=\"pds-details\"\u003e\n\u003ch3\u003eProduct Details\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eOBAGI Medical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eProduct\u003c\/th\u003e\n\u003ctd\u003eNU-CIL® Eyelash Enhancing Serum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSize\u003c\/th\u003e\n\u003ctd\u003e3 ml\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFormula type\u003c\/th\u003e\n\u003ctd\u003eProstaglandin-free peptide serum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eApplication\u003c\/th\u003e\n\u003ctd\u003ePrecision brush applicator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFrequency\u003c\/th\u003e\n\u003ctd\u003eOnce daily (evening recommended)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eVisible results\u003c\/th\u003e\n\u003ctd\u003e4–6 weeks; optimal at 12–16 weeks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eOphthalmologist tested\u003c\/th\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eContact lens safe\u003c\/th\u003e\n\u003ctd\u003eYes (remove lenses before application)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePrescription required\u003c\/th\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/section\u003e\n\u003c!-- ── FAQ (targets long-tail search intent) ── --\u003e\n\u003csection itemtype=\"https:\/\/schema.org\/FAQPage\" itemscope=\"\" class=\"pds-faq\"\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Question\" itemprop=\"mainEntity\" itemscope=\"\"\u003e\n\u003ch4 itemprop=\"name\"\u003eHow long does OBAGI NU-CIL® take to work?\u003c\/h4\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Answer\" itemprop=\"acceptedAnswer\" itemscope=\"\"\u003e\n\u003cp itemprop=\"text\"\u003eMost users notice initial improvements in lash length and fullness within \u003cstrong\u003e4–6 weeks\u003c\/strong\u003e of consistent daily use. Optimal, full results are typically achieved at \u003cstrong\u003e12–16 weeks\u003c\/strong\u003e. Results are cumulative and depend on consistent application — skipping applications will slow progress.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Question\" itemprop=\"mainEntity\" itemscope=\"\"\u003e\n\u003ch4 itemprop=\"name\"\u003eIs OBAGI NU-CIL® safe for contact lens wearers?\u003c\/h4\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Answer\" itemprop=\"acceptedAnswer\" itemscope=\"\"\u003e\n\u003cp itemprop=\"text\"\u003eYes. NU-CIL® is formulated to be contact lens-compatible. Remove contact lenses before applying the serum and wait at least 15 minutes before reinserting them.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Question\" itemprop=\"mainEntity\" itemscope=\"\"\u003e\n\u003ch4 itemprop=\"name\"\u003eDoes OBAGI NU-CIL® contain prostaglandins?\u003c\/h4\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Answer\" itemprop=\"acceptedAnswer\" itemscope=\"\"\u003e\n\u003cp itemprop=\"text\"\u003eNo. OBAGI NU-CIL® is completely \u003cstrong\u003eprostaglandin-free\u003c\/strong\u003e. It achieves lash enhancement through a peptide and botanical complex rather than prostaglandin analogues, eliminating the risk of iris colour change, periorbital fat loss, or increased intraocular pressure associated with prostaglandin-based serums.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Question\" itemprop=\"mainEntity\" itemscope=\"\"\u003e\n\u003ch4 itemprop=\"name\"\u003eWhat happens if I stop using NU-CIL®?\u003c\/h4\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Answer\" itemprop=\"acceptedAnswer\" itemscope=\"\"\u003e\n\u003cp itemprop=\"text\"\u003eLashes will gradually return to their natural pre-treatment state as the growth cycle reasserts itself — typically over 4–8 weeks after discontinuation. To maintain results, continued use is recommended. Many users transition to every-other-day application as a maintenance dose once optimal results are achieved.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Question\" itemprop=\"mainEntity\" itemscope=\"\"\u003e\n\u003ch4 itemprop=\"name\"\u003eCan I use NU-CIL® on my eyebrows?\u003c\/h4\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Answer\" itemprop=\"acceptedAnswer\" itemscope=\"\"\u003e\n\u003cp itemprop=\"text\"\u003eNU-CIL® is specifically formulated and tested for eyelash use. While some users apply it to sparse brow areas, this is an off-label use. Consult your skincare professional for brow-specific treatment recommendations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Question\" itemprop=\"mainEntity\" itemscope=\"\"\u003e\n\u003ch4 itemprop=\"name\"\u003eHow does OBAGI NU-CIL® compare to prescription lash serums?\u003c\/h4\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Answer\" itemprop=\"acceptedAnswer\" itemscope=\"\"\u003e\n\u003cp itemprop=\"text\"\u003ePrescription lash serums (such as those containing bimatoprost) work via prostaglandin pathways and can produce dramatic results, but carry documented risks including iris pigmentation changes and periorbital fat atrophy. OBAGI NU-CIL® uses a peptide-based mechanism that is safer for long-term use, suitable without a prescription, and preferred by many clinicians for maintenance therapy or for patients who cannot tolerate prostaglandin side effects.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Question\" itemprop=\"mainEntity\" itemscope=\"\"\u003e\n\u003ch4 itemprop=\"name\"\u003eIs OBAGI NU-CIL® suitable during pregnancy?\u003c\/h4\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Answer\" itemprop=\"acceptedAnswer\" itemscope=\"\"\u003e\n\u003cp itemprop=\"text\"\u003eUse during pregnancy or breastfeeding is not recommended without prior medical advice. Please consult your GP or obstetrician before use if you are pregnant, planning a pregnancy, or breastfeeding.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ── CLINICAL CREDIBILITY \/ E-E-A-T ── --\u003e\n\u003csection class=\"pds-credibility\"\u003e\n\u003ch3\u003eWhy Buy OBAGI NU-CIL® From a Clinician-Backed Retailer?\u003c\/h3\u003e\n\u003cp\u003eOBAGI products are professional-grade formulations designed for use under clinical guidance. Purchasing from an authorised, clinician-backed retailer ensures you receive:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuthentic, UK-sourced product\u003c\/strong\u003e — not grey-market or counterfeit stock\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpert guidance\u003c\/strong\u003e on integrating NU-CIL® into your wider skincare or treatment protocol\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrect storage and handling\u003c\/strong\u003e — maintaining product integrity and efficacy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccess to professional advice\u003c\/strong\u003e if you experience any unexpected reactions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCounterfeit and grey-market OBAGI products are a known issue in the UK market. Always verify you are purchasing from an authorised OBAGI stockist.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c!-- END OBAGI NU-CIL® PRODUCT DESCRIPTION --\u003e","brand":"BRANDS \/ Obagi Medical","offers":[{"title":"Default Title","offer_id":52645172085083,"sku":null,"price":125.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/9338\/4027\/files\/ObagiNuCilEyelastSerum1.webp?v=1774272014","url":"https:\/\/skinbyscience.co.uk\/products\/obagi-nu-cil-eyelash-enhancing-serum","provider":"skinbyscience","version":"1.0","type":"link"}