- VENDOR: La Roche-Posay
La Roche-Posay Mela B3 Intense Anti-Dark Spot Serum 30ml
La Roche-Posay Mela B3 Intense Anti-Dark Spot Serum is a targeted facial serum developed to improve the appearance of dark spots, post-acne marks and uneven skin tone.
Co-developed with dermatologists and pigmentation experts, the lightweight gel-serum combines La Roche-Posay’s multi-patented Melasyl™ active with 10% niacinamide. It helps fade the appearance of existing discolouration while supporting a brighter, more even-looking complexion.
The formula also contains LHA and retinyl palmitate to support gentle skin-surface renewal, alongside hyaluronic acid and glycerin for hydration. It is suitable for all skin tones and types, including sensitive skin.
Why you’ll love it
- Helps reduce the appearance of persistent dark spots
- Targets post-acne marks and uneven-looking pigmentation
- Supports a brighter and more even-looking skin tone
- Helps prevent the visible reappearance of discolouration
- Provides lightweight hydration without a sticky finish
- Suitable for all skin tones, including sensitive skin
La Roche-Posay Mela B3 is alcohol-free, hypoallergenic, non-comedogenic and dermatologically tested.
Best for
Ideal if you want:
- A targeted serum for dark spots and hyperpigmentation
- Help fading post-acne marks and discolouration
- A formula for sun spots or age-related pigmentation
- A serum containing 10% niacinamide
- A lightweight treatment for dull or uneven-looking skin
- An anti-dark-spot serum suitable for sensitive skin
- A product that can be used across different skin tones
Consider another option if: you want a very simple serum without exfoliating or vitamin A-derived ingredients. This formula contains LHA and retinyl palmitate as part of its skin-renewing active blend.
Key ingredients
Melasyl™
A multi-patented La Roche-Posay active designed to intercept excess melanin before it contributes to visible pigmentation irregularities.
10% niacinamide
Vitamin B3 that helps improve the appearance of dark marks and uneven tone while supporting the skin barrier and soothing the skin.
LHA and retinyl palmitate
A skin-renewing duo that helps gently exfoliate the surface and support a smoother, more radiant-looking complexion.
Hyaluronic acid
Helps attract moisture and supports a hydrated, comfortable skin feel.
Melas approved because…
It combines 10% niacinamide with Melasyl™, a targeted active developed specifically for visible pigmentation concerns.
The formula addresses several common concerns at once, including post-acne marks, sun spots, persistent dark spots and uneven-looking tone.
Its lightweight, non-sticky gel-serum texture makes it easy to layer beneath moisturiser and sunscreen without making the routine feel heavy.
It is also suitable for all skin tones and types, including sensitive skin, making it a versatile treatment within a consistent anti-dark-spot routine.
Flexible payment option available
Free UK Delivery on orders above £55
100 % Authentic - Guaranteed
La Roche-Posay Mela B3 Intense Anti-Dark Spot Serum is a targeted facial serum developed to improve the appearance of dark spots, post-acne marks and uneven skin tone.
Co-developed with dermatologists and pigmentation experts, the lightweight gel-serum combines La Roche-Posay’s multi-patented Melasyl™ active with 10% niacinamide. It helps fade the appearance of existing discolouration while supporting a brighter, more even-looking complexion.
The formula also contains LHA and retinyl palmitate to support gentle skin-surface renewal, alongside hyaluronic acid and glycerin for hydration. It is suitable for all skin tones and types, including sensitive skin.
Why you’ll love it
- Helps reduce the appearance of persistent dark spots
- Targets post-acne marks and uneven-looking pigmentation
- Supports a brighter and more even-looking skin tone
- Helps prevent the visible reappearance of discolouration
- Provides lightweight hydration without a sticky finish
- Suitable for all skin tones, including sensitive skin
La Roche-Posay Mela B3 is alcohol-free, hypoallergenic, non-comedogenic and dermatologically tested.
Best for
Ideal if you want:
- A targeted serum for dark spots and hyperpigmentation
- Help fading post-acne marks and discolouration
- A formula for sun spots or age-related pigmentation
- A serum containing 10% niacinamide
- A lightweight treatment for dull or uneven-looking skin
- An anti-dark-spot serum suitable for sensitive skin
- A product that can be used across different skin tones
Consider another option if: you want a very simple serum without exfoliating or vitamin A-derived ingredients. This formula contains LHA and retinyl palmitate as part of its skin-renewing active blend.
Key ingredients
Melasyl™
A multi-patented La Roche-Posay active designed to intercept excess melanin before it contributes to visible pigmentation irregularities.
10% niacinamide
Vitamin B3 that helps improve the appearance of dark marks and uneven tone while supporting the skin barrier and soothing the skin.
LHA and retinyl palmitate
A skin-renewing duo that helps gently exfoliate the surface and support a smoother, more radiant-looking complexion.
Hyaluronic acid
Helps attract moisture and supports a hydrated, comfortable skin feel.
Melas approved because…
It combines 10% niacinamide with Melasyl™, a targeted active developed specifically for visible pigmentation concerns.
The formula addresses several common concerns at once, including post-acne marks, sun spots, persistent dark spots and uneven-looking tone.
Its lightweight, non-sticky gel-serum texture makes it easy to layer beneath moisturiser and sunscreen without making the routine feel heavy.
It is also suitable for all skin tones and types, including sensitive skin, making it a versatile treatment within a consistent anti-dark-spot routine.

