10 Best Lash Serums in The UK

Last updated on 10/08/2025
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Best Choice
1
9.8
Exceptional
Save 22%
UKLASH Eyelash Growth Serum For Longer & Fuller Lashes - 3ml. Clinically Proven Formula for Naturally Longer Lashes and Extensions. Vegan & Cruelty-Free
UKLASH
UKLASH Eyelash Growth Serum For Longer & Fuller Lashes - 3ml. Clinically Proven Formula for Naturally Longer Lashes and Extensions. Vegan & Cruelty-Free
22% OffFree Shipping
Why We Love It
  • Award-winning for visible results.
  • Easy and quick application.
  • Clinically tested and approved.
Main Highlights
  • Multi award winning UKLASH eyelash serum for longer, fuller and healthier eyelashes
  • Infused with a blend of vitamins, peptides and extracts. Key ingredients like Biotin Peptide, Vitamin B5, Myristoyl Pentapeptide-17 & Green Tea Extract
  • Simple and easy application - takes less than 5 seconds
  • Cruelty-free, Vegan, Paraben & fragrance free
  • Clinically tested. Approved by dermatologists and ophthalmologists
9.8
Exceptional
Save 22%
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Best Value
2
9.7
Exceptional
Save 32%
RapidLash Eyelash Enhancing Growth Serum for Longer, Thicker Lashes, 3 ml (Pack of 1)
RapidLash
RapidLash Eyelash Enhancing Growth Serum for Longer, Thicker Lashes, 3 ml (Pack of 1)
32% OffFree Shipping
Why We Love It
  • Longer, fuller, healthier lashes.
  • Natural growth enhancement.
  • Easy, targeted application.
Main Highlights
  • HIGH-PERFORMANCE FORMULA: This advanced lash-enhancing serum, packed with powerful polypeptides, helps improve the appearance of lashes with just one daily application
  • IDEAL FOR ALL USERS: Perfect for women and men with brittle, weak, thin, or short lashes looking for a noticeable enhancement
  • HEXATEIN 1 COMPLEX: A unique blend of six key ingredients, including polypeptides, biotin, and amino acids, designed to condition, moisturise, and fortify lashes
  • RESULTS: Consumer studies show that 88% of participants saw an improvement in lash appearance, while 86% agreed their lashes looked fuller, thicker, stronger, and longer.* Based on a consumer study of 102 subjects over 56 days.
  • USAGE TIPS: Use once a day in the evening, apply to the base of the upper lash line, not on eyelids, the eye should be completely clean of any makeup or eye creams, allow serum to dry before applying other face products
9.7
Exceptional
Save 32%
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3
9.5
Superb
Save 30%
Grande Cosmetics GrandeLASH-MD Lash Enhancing Serum - Award-Winning Formula for Longer, Thicker-Looking Lashes - 2 ml
Grande Cosmetics
Grande Cosmetics GrandeLASH-MD Lash Enhancing Serum - Award-Winning Formula for Longer, Thicker-Looking Lashes - 2 ml
30% OffFree Shipping
Why We Love It
  • Youthful, dramatic eyelashes quickly.
  • Long lasting result.
  • Scientifically tested and safe.
Main Highlights
  • Precision Application: Our soft, comfortable precision brush is optimised for the lash line, ensuring easy application with just one swipe a day for undeniable results
  • Clinically-Proven Formula: Experience the power of our proprietary lash complex, designed to promote the appearance of longer, thicker, healthier looking lashes in just 4-6 weeks, based on a 12 week consumer study with 30 subjects. Results will vary
  • Versatile Compatibility: Safe for use with lash extensions and contact lenses, this serum dries clear and won't flake, making it a seamless addition to your beauty routine
  • Ethical Beauty Choice: Enjoy a paraben-free formula that is not tested on animals, aligning with your values for cruelty-free and conscious beauty products
  • Empowering Beauty Revolution: Grande is on a mission to transform your natural features with real beauty enhancers, offering proven performance and instant and long-term benefits for obvious, skeptic-proof results
9.5
Superb
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4
9.4
Superb
Save 15%
Nouveau Lashes Lash & Brow Conditioning Serum, Suitable for Use on Lash Extensions, Contains Powerful Antioxidants and Multi Vitamin Complex, Vegan, 8 ml
Nouveau Lashes
Nouveau Lashes Lash & Brow Conditioning Serum, Suitable for Use on Lash Extensions, Contains Powerful Antioxidants and Multi Vitamin Complex, Vegan, 8 ml
15% OffFree Shipping
Why We Love It
  • Nourishes lashes and brows.
  • Acts as effective primer.
  • Enhances fuller appearance naturally.
Main Highlights
  • NOURISHING MULTI-VITAMIN FORMULA – Specially formulated with a complex blend of essential vitamins and conditioning actives, this serum deeply nourishes and revitalizes lashes and brows, promoting a fuller, healthier, and more voluminous appearance over time.
  • IDEAL FOR DAILY USE & LONG-TERM BENEFITS – Designed for morning and evening application, this serum provides instant conditioning with every use while delivering long-term benefits, supporting a more defined, thicker look for both lashes and brows.
  • ANTIOXIDANT-RICH PROTECTION – Enriched with powerful antioxidants that help protect lashes and brows from daily exposure to environmental pollutants, ensuring they remain resilient, strong, and better able to withstand external stressors.
  • SAFE FOR LASH EXTENSIONS & NATURAL LASHES – This versatile serum is suitable for both natural lashes and lash extensions, making it an ideal aftercare product to support lash health following LVL treatments and other lash enhancements.
  • HOW TO USE – Apply to clean, dry lashes from root to tip and sweep through brows for even coverage. For best results, use twice daily, morning and evening, and as a primer before mascara to enhance lash volume.
  • WHY NOUVEAU LASHES- We’ve been lifting lashes and self-confidence since 2005. In that time, we’ve earned a reputation as the UK’s number one lash brand, across pre-treatment, consultation, application and aftercare. We help people enhance their eyes, so they can reveal their true self.
9.4
Superb
Save 15%
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5
9.4
Superb
Save 20%
Eyelash Serum Lash Growth Enhancer: Advanced Natural Formula for Long Thickening Eyelashes (Eggplant, 5 ml)
Rennelyn
Eyelash Serum Lash Growth Enhancer: Advanced Natural Formula for Long Thickening Eyelashes (Eggplant, 5 ml)
20% OffFree Shipping
Why We Love It
  • Natural growth without irritation.
  • Visible results in weeks.
  • Safe for sensitive eyes.
Main Highlights
  • Natural Lash Growth Enhancing: Our premium serum helps lashes grow naturally, enhancing length and thickness without the use of hormones or prostaglandin analogs, ensuring no irritation or red eyes.
  • Rapid Visible Results: Experience the miracle of longer, thicker eyelashes in just 3-4 weeks, with peak results at 12 weeks. Patience and consistent use will reveal the full potential of your lashes.
  • Safe for Sensitive Eyes: Formulated with top-rated ingredients, our eyelash growth serum is safe for sensitive eyes and skin, providing a gentle yet effective solution for achieving beautiful lashes.
  • Strengthening and Boosting Formula: This advanced peptide-rich serum not only promotes lash growth but also strengthens and boosts the overall health of your lashes, making them less prone to breakage.
  • Premium Quality and Quick Application: Enjoy the convenience of a quick and easy application with our 5ML serum. Perfect for those seeking a natural alternative to lash extensions, this serum is designed for rapid, lasting results.
9.4
Superb
Save 20%
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6
9.3
Superb
Long4Lashes FX5 Power Formula Wimpernserum by Oceanic, 3 ml
Long4Lashes
Long4Lashes FX5 Power Formula Wimpernserum by Oceanic, 3 ml
Free Shipping
Why We Love It
  • Innovative formula from Central Europe.
  • Extreme nourishment from root.
  • Trusted cosmetic expertise.
Main Highlights
  • INNOVATIVE FORMULA - Developed in one of the most modern scientific laboratories in Central Europe
  • EXTRA NUTRITION - The conditioning ingredients work from root to tip, promoting flexibility and resistance to eyelash leakage
  • UNIQUE PENTHASYMIN COMPLEX - Active peptide complex, oils, hyaluronic acid and provitamin B5 help the eye areas regain strength and strength
  • PENTHASYMIN COMPLEX — Active peptide complex, oils, hyaluronic acid and provitamin B5 help the eye areas gain new strength and strength
  • 35 YEARS OF COSMETIC EXPERTISE - produced by a company with 35 years of cosmetic tradition, with the highest ISO and GMP standards
  • JUST A FEW SECONDS A DAY
9.3
Superb
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7
9.2
Superb
Mavala Double Lash - Strengthens Lashes Eyebrows For A Longer, Denser Stronger Effect 10ml
MAVALA
Mavala Double Lash - Strengthens Lashes Eyebrows For A Longer, Denser Stronger Effect 10ml
Free Shipping
Why We Love It
  • Enhances eyelash appearance.
  • Compact and travel-friendly.
  • Perfect for daily use.
Main Highlights
  • Make-up: eyelash treatment
  • Weight: 10 milliliters
  • Eyelash treatment female 10 milliliters
9.2
Superb
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8
9.1
Superb
The Ordinary Multi-Peptide Lash and Brow Serum, Peptide-Powered Formula for Thicker, Fuller Looking Lashes & Brows, 5ml
The Ordinary
The Ordinary Multi-Peptide Lash and Brow Serum, Peptide-Powered Formula for Thicker, Fuller Looking Lashes & Brows, 5ml
Free Shipping
Why We Love It
  • Strengthens and thickens lashes, brows.
  • Lightweight, under mascara appropriate.
  • Vegan, alcohol-free formula.
Main Highlights
  • THICKER, FULLER LASHES & BROWS: Multi-Peptide Lash and Brow Serum supports thicker, fuller, and healthier-looking lashes and brows.
  • VISIBLE RESULTS IN 4 WEEKS: Nourishes and protects lashes and brows, enhancing the look of density and overall appearance in as little as four weeks with best results seen after 12 weeks of use.
  • POWERFUL PEPTIDE COMPLEXES: Contains SYMPEPTIDE XLASH, Anargy, Widelash, REDENSYL, and CAPIXYL to improve lash and visible brow density.
  • LIGHT & NON-GREASY FORMULA: This water-based serum is designed to be lightweight and non-greasy for easy, twice-daily use.
  • APPLICATION INSTRUCTIONS: Apply a thin layer along the lash line and eyebrows in the morning and evening. Patch test before use. Avoid using on broken skin.
9.1
Superb
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9
9.0
Superb
Save 35%
Wewell Eyelash Growth Serum,Brow Lash Growth Serum, Natural Brow Lash Enhancer.Thicker Natural Longer Lift Eyelashes Enhancer Rapid Lash Growth,Nourish Damaged Lashes
Wewell
Wewell Eyelash Growth Serum,Brow Lash Growth Serum, Natural Brow Lash Enhancer.Thicker Natural Longer Lift Eyelashes Enhancer Rapid Lash Growth,Nourish Damaged Lashes
35% OffFree Shipping
Why We Love It
  • Natural and hormone-free serum.
  • Faster, fuller lash growth.
  • Great for broken lashes.
Main Highlights
  • LONGER AND THICKER LASHES: Our Eyelash Growth Serum is packed with advanced ingredients that are gentle and soothing, which promote lash growth and increase lash length and thickness. The lash serum's ingredients penetrate deep into the lash follicles, stimulating lash growth and nourishing them from the root.
  • Eyelash serum, hormone free eyelash serum, eyebrow serum, eyelash serum, natural eyelash serum for faster eyelash growth, fuller and longer eyelashes, care for broken eyelashes
  • VISIBLE RESULTS IN WEEKS: Experience noticeable changes in just 3-4 weeks as your lashes become thicker, fuller, and visibly longer. For optimal results, continue using for up to 8 weeks. Achieve the naturally beautiful lashes you've always dreamed of.
  • POWER OF PLANT EXTRACTS: Formulated with premium ginseng extract, renowned for its potent antioxidant and nourishing benefits. It strengthens weak and brittle lashes, promoting natural growth and enhancing lash volume and length.
  • PRECISE AND SIMPLE APPLICATION: Designed with a user-friendly applicator, our eyelash serum allows for accurate and effortless application. The fine, pointed brush ensures the serum reaches the lash line effectively, maximizing its impact.
9.0
Superb
Save 35%
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10
8.9
Excellent
Save 30%
Eyelash Growth Serum: Lash Enhancing Serum with Advanced Formula to Boost Longer Fuller and Thicker Looking Lashes to Growth Stronger, Cruelty-Free Irritation Free 5ML
Boxmom
Eyelash Growth Serum: Lash Enhancing Serum with Advanced Formula to Boost Longer Fuller and Thicker Looking Lashes to Growth Stronger, Cruelty-Free Irritation Free 5ML
30% OffFree Shipping
Why We Love It
  • Thicker and longer lashes.
  • Healthier and stronger eyelashes.
  • 100% natural and safe ingredients.
Main Highlights
  • 【THICKER & LONGER】Our eyelash & eyebrow growth serum use the latest scientific formulation.Extract of natural plant with rich Vitamin E helps to wake up your hair follicles, effectively nourishes new cells and activates the keratin gene, promote the growth of the eyelashes while reducing the loss of eyelashes. Make your eyelash longer and fuller.
  • 【HEALTHIER & STRONGER】Our lash growth serum can not only help the eyelashes grow, but also help repair and moisturize damaged eyelashes and provide nutrition for eyelashes. Small molecule peptides of it can quickly and effectively penetrate hair roots, nourish hair roots firmly, and prevent eyelashes from falling out. Making them more elastic and shiny. Reduce the damage that mascara and false eyelashes can do to your lashes.
  • 【100% NATURAL & HARMLESS】Our eyelash enhancer serum, safe and effective, which contains 100% pure herbal organic formula, can awaken the activity of eyelashes, repair skin damage, strengthen the root of lashes, and provide sufficient nourishment to accelerate the growth of eyelashes. It is free from animal tests as well.
  • 【FULLER & HEALTHIER EYEBROW】Our lash serum not only help your eyelashes grow. It also can be used to your eyebrow,sideburns,beard,etc. Use eyelash growth serum twice daily, visible changes can be seen after 4 to 6 weeks.
  • 【EASY APPLICATION】Considerate design for banister brush. Apply it to the base of upper and lower eyelashes just like coating the eyeliner. With the ingredients of Hyaluronic Acid, the eyelash serum for growth can be absorbed better and faster.If you need to use other cosmetics, just use the eyelash growth serum first.It won't affect your eye makeup.
8.9
Excellent
Save 30%
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