La Roche-Posay Mela B3 Serum

Target stubborn pigmentation with La Roche-Posay Mela B3 Serum, an intensive anti-dark spot serum designed to visibly reduce persistent dark spots, post-acne marks, sun spots, age spots, and uneven skin tone while helping prevent their recurrence. Developed with dermatologists, this advanced formula features Melasyl™, La Roche-Posay’s patented anti-hyperpigmentation innovation, combined with 10% Niacinamide (Vitamin B3) to deliver visible brightening while remaining suitable for sensitive skin. 

The lightweight, fast-absorbing serum is suitable for all skin tones and all types of hyperpigmentation, offering excellent tolerance and a non-comedogenic formula. It can be used morning and evening to reveal a brighter, more even complexion while maintaining the skin’s natural barrier. 

 

Key Benefits

• Visibly corrects persistent dark spots
• Helps reduce post-acne marks
• Improves uneven skin tone
• Helps prevent the recurrence of pigmentation
• Suitable for all skin tones
• Non-comedogenic
• Suitable for sensitive skin
• Lightweight, fast-absorbing texture
• Can be used morning and evening
• Dermatologist tested 

 

Suitable For

Skin Types

• Normal skin
• Dry skin
• Combination skin
• Oily skin
• Sensitive skin

Ideal For

• Hyperpigmentation
• Post-acne marks
• Sun spots
• Age spots
• Melasma appearance
• Uneven skin tone
• Dull complexion 

 

Texture & Finish

Texture

• Lightweight serum
• Silky
• Fast-absorbing

Finish

• Non-greasy
• Smooth
• Radiant
• Comfortable for daily wear 

 

Star Ingredients

Melasyl™

La Roche-Posay’s multi-patented innovation designed to target excess melanin before it forms visible pigmentation, helping reduce existing dark spots while limiting their recurrence. 

10% Niacinamide (Vitamin B3)

Helps brighten uneven skin tone, reduce discoloration, strengthen the skin barrier, and soothe sensitive skin. 

Hyaluronic Acid

Provides lasting hydration, leaving the skin plump and comfortable while supporting the skin barrier. 

LHA (Capryloyl Salicylic Acid)

Provides gentle surface exfoliation to improve skin texture and enhance skin radiance. 

Carnosine

An antioxidant that helps protect the skin from environmental stress and premature aging. 

Dipotassium Glycyrrhizate

A soothing ingredient derived from licorice that helps calm sensitive skin and reduce visible irritation. 

 

Formula Highlights

• Melasyl™ patented technology
• 10% Niacinamide
• Hyaluronic Acid
• LHA
• Anti-dark spot formula
• Anti-recurrence technology
• Non-comedogenic
• Suitable for sensitive skin
• Dermatologist tested
• Suitable for all skin tones 

 

Available Size

• 30 ml 

 

How to Use

1. Cleanse and dry your skin thoroughly.
2. Apply 2–3 drops to the face, neck, and décolleté.
3. Use every morning and/or evening.
4. Follow with a moisturizer if desired.
5. During the daytime, apply a broad-spectrum sunscreen such as La Roche-Posay Anthelios SPF50+ to help prevent new pigmentation from developing. 

 

Why You’ll Love It

Mela B3 Serum combines advanced pigmentation science with gentle skincare to visibly fade stubborn dark spots without compromising skin comfort. Its patented Melasyl™ technology works alongside Niacinamide to brighten the complexion, improve skin tone, and help prevent pigmentation from returning, making it suitable for daily use on even sensitive skin. 

 

Clinical Results

• 85% of persistent dark spots were clinically corrected after 8 weeks.
• 98% of users noticed fewer dark spots after 1 week.
• 98% reported dark spots appeared lighter.
• 96% observed a reduction in the size of dark spots.
• Clinically proven on all skin tones and multiple forms of hyperpigmentation, including post-acne marks, sun spots, and age spots. 

 

Product Specifications

• Brand: La Roche-Posay
• Product Line: Mela B3
• Product Type: Anti-Dark Spot Serum
• Skin Type: All skin types, including sensitive skin
• Primary Concerns: Hyperpigmentation, dark spots, post-acne marks, uneven skin tone
• Key Ingredients: Melasyl™, 10% Niacinamide, Hyaluronic Acid, LHA
• Texture: Lightweight serum
• Finish: Non-greasy
• Size: 30 ml
• Non-Comedogenic: Yes
• Suitable for Sensitive Skin: Yes
• Recommended Use: Morning and/or evening
• Validity After Opening: 2–3 months (follow packaging instructions) 

 

Frequently Asked Questions

What does La Roche-Posay Mela B3 Serum treat?

It is designed to reduce dark spots, post-acne marks, sun spots, age spots, and uneven skin tone while helping prevent pigmentation from returning. 

Is it suitable for sensitive skin?

Yes. The formula is dermatologist tested, non-comedogenic, and developed to provide excellent tolerance, even for sensitive skin. 

Can I use it every day?

Yes. It is suitable for daily use in the morning and/or evening. 

Does it help with post-acne marks?

Yes. It is clinically proven to improve pigmented post-acne marks and promote a more even skin tone. 

Should I wear sunscreen while using this serum?

Yes. Daily use of a broad-spectrum SPF50+ sunscreen is strongly recommended to maximize results and help prevent new pigmentation. 

Is it non-comedogenic?

Yes. The formula is non-comedogenic and suitable for acne-prone skin