10 Best Brightening Serum in The UK

Last updated on 10/08/2025
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Best Choice
1
9.8
Exceptional
Save 42%
L'Oréal Paris Revitalift Clinical 12% Pure Vitamin C Brightening Serum for Face, Powerful Antioxidant Protection, Brighter & Smoother Skin, includes Hyaluronic Acid, Salicylic Acid, Vitamin C
L'Oreal Paris
L'Oréal Paris Revitalift Clinical 12% Pure Vitamin C Brightening Serum for Face, Powerful Antioxidant Protection, Brighter & Smoother Skin, includes Hyaluronic Acid, Salicylic Acid, Vitamin C
42% OffFree Shipping
Why We Love It
  • Powerful anti-ageing and antioxidant properties.
  • Non-greasy, hydrating texture.
  • Recommended by dermatologists.
Main Highlights
  • 12% PURE VITAMIN C SERUM: High-potency 12% Pure Vitamin C in every drop, formula and results validated by Dermatologists with the gold standard ingredient loved for its powerful antioxidant and anti-ageing properties promoting a healthy, glowing complexion with 2x brighter skin (clinical study, 45 participants, 2022)
  • SALICYLIC ACID & VITAMIN E: the exclusive combination of dermatological actives is an ultra-stable, high concentration formula boosted with Salicylic Acid and Vitamin E
  • ANTI OXIDANT SUPERPOWER: Powerful antioxidant protection from environmental damage, clinically proven to correct and protect against the first signs of ageing including visible ageing and fine lines resulting in brighter and smoother looking skin
  • NON GREASY & HYDRATING: Sensorial non-greasy and hydrating texture with no tingling. Provides a smooth, luminous base for make-up for a visible even skin tone
  • DERMATOLOGIST RECOMMENDED: trusted and recommended by dermatologists, clinically proven to correct and prevent the signs of early ageing; It’s a win for your future skin, *clinical test on 63 consumers, clinical grading
9.8
Exceptional
Save 42%
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Best Value
2
9.6
Superb
Save 40%
Cetaphil Healthy Radiance Brightening Serum with Niacinamide for Skin Pigmentation, 30ml
Cetaphil
Cetaphil Healthy Radiance Brightening Serum with Niacinamide for Skin Pigmentation, 30ml
40% OffFree Shipping
Why We Love It
  • Clinically proven brightening serum.
  • Reduces various dark spots.
  • Dermatologist recommended and tested.
Main Highlights
  • WINNER OF COSMOPOLITAN 2024 SKIN AWARDS: "We love a multi-tasking product and this super serum helps build radiance, banishes dark spots and evens tone." - Cosmopolitan Beauty Team
  • 7-IN-1 LIGHTWEIGHT FACE SERUM WITH NIACINAMIDE: This potent brightening serum delivers clinically proven long-lasting brightening and anti dark spot results for radiant, smooth, glowing skin, improving skin radiance from first use*
  • DEFENDS AGAINST DIFFERENT TYPES OF DARK SPOTS: Including skin hyperpigmentation caused by sun, age, breakouts and hormonal changes
  • CLINICALLY PROVEN RESULTS IN AS LITTLE AS 14 DAYS: Clinically proven to penetrate 15 skin layers deep to reveal skin healthy radiance**
  • POWERED BY CETAPHIL GENTLEBRIGHT TECHNOLOGY: Niacinamide and Sea Daffodil work to fade dark spots and even skin tone on even the most sensitive skin. Non-comedogenic, Fragrance Free, Dermatologist Tested
9.6
Superb
Save 40%
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3
9.6
Superb
Save 6%
CeraVe Anti Aging Retinol Serum | Cream Serum for Smoothing Fine Lines and Skin Brightening | With Retinol, Hyaluronic Acid, Niacinamide, and Ceramides | 1 Ounce
CeraVe
CeraVe Anti Aging Retinol Serum | Cream Serum for Smoothing Fine Lines and Skin Brightening | With Retinol, Hyaluronic Acid, Niacinamide, and Ceramides | 1 Ounce
6% OffFree Shipping
Why We Love It
  • Improves skin's texture radiantly.
  • Retains skin's natural moisture.
  • Formulated with essential ceramides.
Main Highlights
  • [ RETINOL SERUM FOR FACE ] Anti-aging facial serum with Retinol to help improve skin’s texture including visible signs of aging for more radiant skin and Hyaluronic Acid to help retain skin’s natural moisture, and Niacinamide to help calm skin.
  • [ SMOOTH TEXTURE ] Lightweight serum with a gel texture and a non-greasy feel. If layering with an eye cream or facial moisturizer, apply Skin Renew Retinol Serum in a thin layer and allow to fully absorb into skin before applying additional products.
  • [ GENTLE ON SKIN ] Fragrance free, non-comedogenic, and non-irritating formula. As retinol can cause sun sensitivity, please apply Skin Renewing Retinol Serum at night or wear a facial moisturizer with at least SPF 30 sunscreen if wearing during the day.
  • [ 3 ESSENTIAL CERAMIDES ] Ceramides are found naturally in the skin and make up 50% of the lipids in the skin barrier. All CeraVe products are formulated with three essential ceramides (1, 3, 6-II) to help restore and maintain the skin’s natural barrier
  • [ DEVELOPED WITH DERMATOLOGISTS ] CeraVe Skincare is developed with dermatologists and has products suitable for dry skin, sensitive skin, oily skin, acne-prone, and more.
9.6
Superb
Save 6%
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4
9.4
Superb
Save 34%
COSRX Advanced Snail 96 Mucin Power Essence 100ml, Skin Repair & Hydrating Serum, Snail Secretion Filtrate 96% & Hyaluronic acid, Korean Skincare, Animal testing free
COSRX
COSRX Advanced Snail 96 Mucin Power Essence 100ml, Skin Repair & Hydrating Serum, Snail Secretion Filtrate 96% & Hyaluronic acid, Korean Skincare, Animal testing free
34% OffFree Shipping
Why We Love It
  • Locks in moisture effectively.
  • Boosts saggy skin vitality.
  • Calms irritated skin wonderfully.
Main Highlights
  • The Real Snail Essence: Formulated with 96.3% Snail Secretion Filtrate, this essence repairs and rejuvenates the skin from dryness and aging. It improves skin vitality by reducing dullness and soothing dehydrated skin.
  • Simple Yet Effective Light-weight Essence: A lightweight essence which fastly absorbs into the skin and gives you a natural and healthy glow. Guarantees long-lasting hydration without heavy feeling on the skin.
  • Key Ingredient: Snail Secretion Filtrate contains "Mucin"- an EFFECTIVE ingredient for enhanced moisturization. It instantly soothes damaged skin and delivers moisture deep into your skin. Perfect for dehydrated and damaged skin.
  • NO Snails are Harmed: Snail Mucin is obtained in a safe and environmentally friendly way in a favorite environment of snails and then processed as a cosmetic material. 100% Natural, Hypoallergenic, Dermatologist-tested.
  • COSRX Standards: All COSRX products are formulated with skin-friendly ingredients that alleviate irritated skin. Hypoallergenic, Dermatologist tested, Animal Testing-FREE, Parabens-FREE, Sulfates-FREE, Phthalates-FREE. Please inform that the expiration date on the product is written in the South Korean format, which goes by Year/ Month/ Date (YY.MM.DD)
9.4
Superb
Save 34%
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5
9.3
Superb
Good Molecules Daily Brightening Serum 30ml
Good Molecules
Good Molecules Daily Brightening Serum 30ml
Free Shipping
Why We Love It
  • Effective daily illuminating serum.
  • Trusted Good Molecules brand.
  • Enhances skin's natural radiance.
Main Highlights
  • Suero iluminador diario Good Molecules 30 ml
  • Tipo de producto: SUERO PARA LA PIEL
  • Marca: Buenas Moléculas
9.3
Superb
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6
9.1
Superb
[SKIN1004] Madagascar Centella Tone Brightening Capsule Ampoule 100ml
SKIN1004
[SKIN1004] Madagascar Centella Tone Brightening Capsule Ampoule 100ml
Free Shipping
Why We Love It
  • Brightens and evens skin tone.
  • Preserves freshness and potency.
  • Soothes redness and inflammation.
Main Highlights
  • Madagascar Centella Asiatica: harness the power of Centella Asiatica from Madagascar, known for its soothing and healing properties.
  • Brightening skin tone formula: gives your complexion more luminosity and reduces dark spots and hyperpigmentation for a more even complexion.
  • Ampoule Capsule Technology: The innovative capsule technology preserves the freshness and effectiveness of the active ingredients until the time of use, ensuring maximum effectiveness.
  • MOISTURE REINFORCEMENT Enriched with moisturizing ingredients to moisturize the skin and make it plump, soft and elastic.
  • SKIN BARRIER SUPPORT Strengthens the skin's natural barrier to protect it from external aggressors and prevent moisture loss.
9.1
Superb
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7
8.9
Excellent
CeraVe 10% Pure Vitamin C Serum with Hyaluronic Acid and for Skin Brightening,Face | Fragrance Free | 1 Fl. Oz
CeraVe
CeraVe 10% Pure Vitamin C Serum with Hyaluronic Acid and for Skin Brightening,Face | Fragrance Free | 1 Fl. Oz
Free Shipping
Why We Love It
  • Promotes even skin tone.
  • Improves skin hydration.
  • Recommended by dermatologists.
Main Highlights
  • ANTIOXIDANT BENEFITS Formulated with 10 percent lascorbic acid the purest form of vitamin C to help ighten the complexion and promote more even skin tone. Protective packaging helps prevent oxidation and maintain product performance.
  • HYDRATING SERUM Formulated with Hyaluronic Acid to help improve skin tone texture and hydration for a healthy looking radiant complexion.
  • LIGHTWEIGHT TEXTURE This serum for face has a gel texture with a nongreasy feel. If layering with an eye cream or facial moisturizer apply CeraVe Vitamin C Serum in a thin layer and allow to fully absorb into skin before applying additional products
  • 3 ESSENTIAL CERAMIDES Ceramides make up 50% of the lipids in the skin barrier. As you age studies show that ceramide levels decrease. CeraVe products are formulated with 3 essential ceramides to help restore and maintain the skin barrier.
  • DERMATOLOGIST RECOMMENDED This formula is fragrance free parabenfree noncomedogenic and allergy tested. CeraVe Skincare is developed with dermatologists and has products suitable for dry skin sensitive skin oily skin acneprone and more.
8.9
Excellent
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8
8.7
Excellent
Save 35%
ANUA 10% Niacinamide+ 4% TXA Serum, Ceramide, Hyaluronic Acid, Tranexamic Acid, Vitamin B12 Natural color, Korean Glass Skin, Fragrance-Free, Dark Spot Serum, Korean Skincare, 30ml /1.01 fl.oz.
ANUA
ANUA 10% Niacinamide+ 4% TXA Serum, Ceramide, Hyaluronic Acid, Tranexamic Acid, Vitamin B12 Natural color, Korean Glass Skin, Fragrance-Free, Dark Spot Serum, Korean Skincare, 30ml /1.01 fl.oz.
35% OffFree Shipping
Why We Love It
  • Brightens dull skin effectively.
  • Hydrates skin daily and gently.
  • Lightweight texture absorbs quickly.
Main Highlights
  • KOREAN GLASS SKIN : Containing 10% Niacinamide, 4% Tranexamic Acid, a powerful trio of ingredients to target dull skin, and enlarged pores.
  • GENTLE YET EFFECTIVE SERUM FOR EVERYDAY USE : Infused with Ceramides and Hyaluronic Acid to protect damaged skin barrier, soothe and hydrate the skin. Gentle enough to be used daily, morning and night.
  • LIGHTWEIGHT TEXTURE WITH NATURE-DRIVEN PINK COLOR : Non-Greasy watery lightweight texture, easy to absorb and perfect addition to your skincare regimen.
  • MADE FOR ALL SKIN TYPES : Frangrance Free, Cruelty-Free
  • WHEN TO APPLY : At first, apply a small amount to affectedareas and gradually increase the usage period accordingly. Product can be used daily but discontinue if irritation occurs. When used in the mornings, be certain to wear sun protection with SPF 30 or more.
8.7
Excellent
Save 35%
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9
8.7
Excellent
Save 28%
Garnier SkinActive Vitamin C Brightening Serum for Face, with Vitaminc C, Niacinamide & Salicylic Acid, Brightens Skin, Reduces Dark Spots & Evens Skin Tone, Serum 30ml
Garnier
Garnier SkinActive Vitamin C Brightening Serum for Face, with Vitaminc C, Niacinamide & Salicylic Acid, Brightens Skin, Reduces Dark Spots & Evens Skin Tone, Serum 30ml
28% OffFree Shipping
Why We Love It
  • Powerful blend for visible results.
  • Promotes brighter, fresh-feeling skin.
  • Committed to green beauty.
Main Highlights
  • UK's No.1 Vitamin C Serum: The UK's No1 Vitamin C Serum* just got better** & bighter
  • Proven Efficacy***: 97% agree dark spots visibly reduced, 74% agree instantly brightens skin, 98% agree improved skin evenness
  • 3.5% Formula: Combines Vitamin C*, Niacinamide, Salicylic Acid, and Melasyl for maximum effectiveness.
  • Lightweight & Non-Greasy: The fast-absorbing formula feels comfortable on skin with no sticky residue.
  • Clinically Proven: to reduce hyperpigmentation in 2 weeks****
  • Vegan & Cruelty-Free: Dermatologically tested and formulated with respect for animals and the environment.
  • *Verify: www.garnier.co.uk/terms/number1 **Vs our previous formula ***Self-assessment, 111 subjects ****Clinical study, 44 subjects, 10 weeks
  • Contents: 1 x Garnier SkinActive Vitamin C Day Serum, Anti-Dark Spot and Brightening Face Serum for All Skin Types, 30 ml
8.7
Excellent
Save 28%
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10
8.7
Excellent
BYOMA Brightening Serum (30ml) Brightening and Hydrating Face Serum with Hyaluronic Acid, Niacinamide and Ceramides - For Glowing and Radiant Skin
BYOMA
BYOMA Brightening Serum (30ml) Brightening and Hydrating Face Serum with Hyaluronic Acid, Niacinamide and Ceramides - For Glowing and Radiant Skin
Free Shipping
Why We Love It
  • Instantly brightens dull skin.
  • Supports skin barrier health.
  • Hydrates without tackiness.
Main Highlights
  • This powerful brightening facial serum helps significantly improve skin’s tone and texture for even, glowing results.
  • Infused with our barrier boosting Tri-Ceramide Complex (ceramides, cholesterol, fatty acids), niacinamide to brighten and even tone and hyaluronic acid to intensely hydrate, this serum works to even skin tone while while providing antioxident benefits. The clinically proven serum delivers significantly brighter, radiant, more hydrated skin while protecting skin barrier function.
  • Dermatologist tested and approved, oil-free, non-comedogenic, alcohol and fragrance-free, vegan and cruelty free skincare.
8.7
Excellent
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We scanned 1237 products

We reviewed these offers relevant to the Brightening Serum within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like L'Oreal Paris, Cetaphil, CeraVe, COSRX, Good Molecules, SKIN1004, ANUA, Garnier, BYOMA, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.
For the best Brightening Serum in the market, we considered we took a deep dive into 6186 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that: