What it does
Our prostanglandin-free Complex Peptide Eyebrow Serum is powered by a record-breaking six peptides - more than any other brow serum on the market, which help to achieve stronger, fuller and bolder brows.
Why it's special
It includes more peptides than any other brow serum on the market. Pea Peptides, Hexapeptide-8, and Copper Tripeptide-1 all help to stimulate growth from the root and promote collagen and elastin in the hair follicle, resulting in bolder, stronger and fuller-looking brows for the long term.
Benefits
World first - The world's first eyebrow serum to be powered by a record-breaking six peptides
Easy application - Apply in less than 5 seconds
Clinically tested - Approved by dermatologists and trichologists
Kind recipe - The vegan-friendly recipe is derived from 99% natural and 22% organic ingredients
Money-back guarantee - In the unlikely event that you are unhappy with the results after 12 weeks of use, we will give your money back
3ml / 0.10fl oz
Record-breaking 6 peptides
Peptide based
Care for the planet
Kind to your hair
Kind to your skin
1. Remove your makeup with an oil-free makeup remover or cleanser
2. Apply one stroke of the serum to your entire brow. One dip is sufficient for both brows
3. For best results, use consistently for once a day for 12 weeks. Then please continue with a maintenance programme 2 - 3 times a week.
Top tips
- Avoid direct contact with the eyes
- Do not use if you are pregnant, nursing or under 18
- Keep out of reach of children
- Patch testing is recommended and if redness or irritation occurs, discontinue use
- If you have any preexisting conditions, consult your doctor before use
- For more information, please read the box insert
(Pea Peptides, Palmitoyl Tetrapeptide-7, Palmitoyl Oligopeptide, Dipeptide Diaminobutyroyl Benzylamide Diacetate, Hexapeptide-8 and Copper Tripeptide-1) - Our unique anti-inflammatory blend of 6 peptides helps to support lash resilience and reduce breakage for the appearance of thicker, fuller lashes.
A well-known source of hydration for hair, it also delivers key nutrients to the follicles and roots to promote healthy lash growth
Hydrates and strengthens the hair follicle reducing hair loss
Aqua, Citrus Limon (Lemon) Fruit Water, Propanediol, Pisum Sativum (Pea) Peptide, Cocodimonium Hydroxypropyl Hydrolyzed Wheat Protein, Butylene Glycol, Hyaluronic Acid, Curcuma Longa (Turmeric) Callus Conditioned Media, Caprylyl Glycol, Acetyl Hexapeptide-8, Pentylene Glycol, Phytic Acid, Dipeptide Diaminobutyroyl Benzylamide Diacetate, Copper Tripeptide-1, 1,2-Hexanediol, Glycerin, Carbomer, Polysorbate 20, Palmitoyl Oligopeptide, Palmitoyl Tetrapeptide-7, Centella Asiatica Extract, Polygonum Cuspidatum Root Extract, Scutellaria Baicalensis Root Extract, Camellia Sinensis Leaf Extract, Glycyrrhiza Glabra (Licorice) Root Extract, Chamomilla Recutita (Matricaria) Flower Extract, Rosmarinus Officinalis (Rosemary) Leaf Extract, Isochrysis Galbana Extract, Phenoxyethanol, Xanthan Gum, Ethylhexylglycerin.
This serum is a prostanglandin-free.
This product is eligible for our money back guarantee
Yes, when used consistently, a quality eyebrow serum, such as the UKLASH Complex Peptide Eyebrow Serum, can help improve the appearance of brow health, fullness and strength. UKLASH Complex Peptide Eyebrow Serum conditions the hairs with a lightweight formula that supports healthier-looking brows in as little as six weeks. It is a simple step that helps your brows look bolder and fuller over time.To learn more about what brow serum does for your eyebrows, head to our article here.
Most people start to see noticeable results with our Complex Peptide Brow Serum in around six to eight weeks of consistent daily use, with fuller-looking brows continuing to develop up to 12 weeks. The serum works alongside your natural brow cycle, so it depends at what point in the cycle you began to apply the serum as to how quickly you'll see results.
Peptides are short chains of amino acids, which are the building blocks of proteins like Keratin, which makes up around 80-85% of your brow hairs. In brow serums, peptides help support your natural brows by conditioning them and reinforcing their structure over time, working in harmony with the natural growth cycle to achieve thicker, fuller and healthier-looking brows. To read more about what peptides do for brows, head to our article here.
Peptides help support stronger, healthier-looking skin, lashes and brows by reinforcing the proteins that give them structure and resilience. On skin, they help improve the appearance of firmness and smoothness, while on lashes and brows they condition, strengthen and support natural growth for fuller, more defined-looking results over time. To read more about what peptides are, head to our article here.
Yes, a good quality eyebrow serum, such as the UKBROW Complex Peptide Eyebrow Serum, can help with overplucked brows, but it depends on the hair follicle.If the follicle is still active, consistent use of an eyebrow serum can help support the natural growth cycle, encouraging brows to look fuller and healthier over time. However, if an area has been overplucked repeatedly for many years and the follicle is no longer active, regrowth may be limited. In these cases, a serum can still help improve the condition and appearance of existing brow hairs, even if complete regrowth isn’t possible.
- Issy M.Verified BuyerReviewingComplex Peptide Eyebrow Growth SerumI recommend this productAge Range 55 - 64What was your concern? Over plucked browsHow long have you been using the product? 120 days (4 months)What improvements have you noticed? Stronger brow hairs, Fuller brows, Improved density, Less sheddingRated 5 out of 5 stars6 days agoBrow Wow!
Fantastic growth results with UKBROW PEPTIDE GROWTH SERUM! Briws are coming in nice & thick after a few weeks of applying serum. Definetely recommended!
Was this helpful? - Y.ReviewingComplex Peptide Eyebrow Growth SerumI recommend this productRated 5 out of 5 stars4 weeks ago5 Stars
Awesome products, and the customer service is very very good. I love the brow and lash serums, the results are good. Yvonne
Was this helpful? - Alison L.Verified BuyerReviewingComplex Peptide Eyebrow Growth SerumI recommend this productWhat was your concern? Sparse brows, Over plucked browsHow long have you been using the product? 30 days (1 month)What improvements have you noticed? Fuller browsRated 5 out of 5 stars2 months agoAmazing!
This really works! After years of over plucking I had hardly any eyebrows left. This serum has given me eyebrows back, thank you!
Was this helpful? - Pauline S.Verified BuyerReviewingComplex Peptide Eyebrow Growth SerumI recommend this productAge Range 55 - 64What was your concern? Sparse browsHow long have you been using the product? 30 days (1 month)Rated 4 out of 5 stars3 months agoEyebrow serum
Having used this serum for 4 weeks, applying each night I’m hoping to see more hair growth in the next couple of weeks!
Was this helpful? - Kiran S.Verified BuyerReviewingComplex Peptide Eyebrow Growth SerumI recommend this productAge Range 35 - 44What was your concern? Hair loss from hormonal changes (incl postpartum)How long have you been using the product? 60 days (2 months)What improvements have you noticed? Fuller brows, Improved densityRated 5 out of 5 stars3 months agoReview
This really works! And I'm gping to order more, thank you.
Was this helpful?
7 min read / 2 September 2026Unboxing the Best Beauty Advent Calendars Actually Worth Your MoneyWritten by Lauren Butler
6 min read / 25 August 2026Meet The Lash Lift Kit Made For Your 5 Minute Morning RoutineWritten by Lauren Butler
6 min read / 24 August 2026What Are Ghost Lashes? Meet the Barely-There Lash TrendWritten by Lauren Butler
7 min read / 21 August 20266 Natural Menopause Treatments That Really WorkWritten by Lauren Butler
6 min read / 19 August 2026Do You Need An Eyelash Primer? Here’s When It Makes a DifferenceWritten by Lauren Butler
4 min read / 6 August 2026Is Vitamin E Oil for Skin, Hair and Lashes the Ingredient You’re Missing for Growth?Written by Lauren Butler
6 min read / 4 August 2026Hair Longevity Explained: Why Everyone's Talking About Ageing HairWritten by Lauren Butler
7 min read / 30 July 2026Best Hairstyles to Prevent Hair Breakage (Plus Tips for Healthier Hair Growth)Written by Lauren Butler

























