Born from 18 years of research, Melasyl is the newest, exclusive La Roche Posay ingredient to help visibly reduce a range of skin discolorations, including sun spots, age spots, and post-acne marks

La Roche-PosayNew MELA B3 Serum Powered by Melasyl, visibly improve appearance of skin brighten & texture. Developed for all skin tones. Safe for sensitive skin, 30mL

La Roche-PosayNew MELA B3 Serum Powered by Melasyl, visibly improve appearance of skin brighten & texture. Developed for all skin tones. Safe for sensitive skin, 30mL

Q: Which skin types can this serum be used on?

The Mela B3 Serum is suitable for all skin types, including sensitive skin. It has been dermatologist and allergy tested to ensure safety. For individuals with sensitive skin, we recommend starting with applying the serum once daily.

Q: Is this product fragrance free?

The Mela B3 Serum has an allergy tested formula with fragrance.

Q: What is the difference between the Mela B3 Serum & the Glycolic Acid Serum?

Our Mela B3 Serum can significantly reduce a range of skin discolorations, including sun, age & post-acne marks. Our Glycolic Acid serum helps reduce the look of dark spots and gradually exfoliated your skin to reveal brighter more even looking skin.

Q: How long should I wait before expecting results from the Mela B3 Serum?

Reduction in the look of dark spots was found starting at 4 weeks (based on a 10 week study on 73 women of all skin phototypes).

4.4/5

Product ID: 647796658

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Details

Skin type
Combination
Product benefits
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Use for
Face
Scent
Scented
Special ingredients
Niacinamide

⏳Prevents dark spots early

🌈Clinically tested on all skin tones

🧪Multi-patented Melasyl tech

Frequently Bought Together

La Roche-Posay Mela B3 Serum, Dark Spot Corrector With Anti-Aging Melasyl + 10% Niacinamide, Discoloration Correcting Serum for Sun Spots, Age Spots & Post-Acne Marks

La Roche-Posay Mela B3 Gel Cleanser, Formulated With Melasyl + Niacinamide + PHA, Anti Aging Face Wash For Discoloration, Dark Spots & Post Acne Marks, Dark Spot Corrector, Oil Free & Soap Free

La Roche-Posay Toleriane Dermallergo Night Cream for Face, Intense Soothing Moisturizer with Vitamin E, Allergy Tested, for Sensitive Skin, Formerly Toleriane Ultra Night

Description

✨ Stop dark spots before they start – glow confidently every day!

UNIVERSAL SKIN TONE ALLY - Clinically proven effective and safe for every skin tone and type
INTERCEPT MELANIN AT THE SOURCE - Targets melanin precursors to stop dark spots before they form
LIGHTWEIGHT CONCENTRATED POWER - 30 ml serum designed for intensive anti-stain action without heaviness
18 YEARS OF BREAKTHROUGH RESEARCH - Backed by nearly two decades and 4,000+ molecule screenings
RESPECT YOUR SKINS NATURAL BEAUTY - Balances melanin without disrupting your skin’s natural glow

La Roche-Posay Mela B3 Serum harnesses a unique, multi-patented Melasyl complex developed over 18 years to intercept melanin precursors early, preventing dark spots and pigment reappearance. Clinically tested on all skin tones, this 30 ml intensive serum respects natural melanin production while delivering targeted anti-stain benefits for a radiant, even complexion.

Specifications

Manufacturer	La Roche Posay
Item model number	3337875890021
Product Dimensions	3.55 x 5.5 x 10.9 cm; 30 g
ASIN	B0CM4B43DZ

Have a Question? See What Others Asked

What is Melasyl?

Which skin types can this serum be used on?

Is this product fragrance free?

What is the difference between the Mela B3 Serum & the Glycolic Acid Serum?

How long should I wait before expecting results from the Mela B3 Serum?

Reviews

4.4

All from verified purchases

S**T

Excellent results

Excellent results. Apply after vitamin C

9.04.2025

N**

Should deliver new package

Highly unsatisy with the packaging it was open half used.

20.04.2025

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TrustScore 4.5 | 7,300+ reviews

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The product quality is outstanding. Exactly what I needed for my work.

1 month ago

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Fantastic experience overall. Will recommend to friends and family.

1 month ago

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TrustScore 4.5 | 7,300+ reviews

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

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