La Roche‑Posay Mela B3 Serum 30 ml
A dermatologist‑tested serum combining multi‑patented Melasyl™, 10 % niacinamide, LHA, hyaluronic acid, and antioxidants. Designed to correct and prevent dark spots, uneven tone, dullness, and post‑acne pigmentation. Suitable for sensitive and all skin types.

“What is Mela B3 Serum?”

Mela B3 Serum is a lightweight, non‑sticky dark‑spot corrector with Melasyl™ and niacinamide that visibly reduces pigmentation and brightens skin in as fast as 8 weeks.

Ingredient Concentration Primary Function
Melasyl™ (2‑MNG) Multi‑patented (unknown %) Binds melanin precursors to prevent pigment formation

Niacinamide ~10 % Anti‑inflammatory, sebum‑control, barrier support, brightening
LHA (capryloyl salicylic acid) – Exfoliates and smooths skin texture
Hyaluronic acid – Hydration and skin plumping
Carnosine, tocopherol, retinyl palmitate, Cystoseira tamariscifolia – Antioxidants supporting brightening and texture

Prevents formation of new pigment via Melasyl™ that binds melanin precursors

Reduces existing pigmentation with exfoliation by LHA and calming/brightening via niacinamide.

Reinforces skin barrier and hydration through hyaluronic acid and soothing antioxidants.

Designed for sensitive and all skin tones, without irritation.


Uses & Indications
Targets dullness, dark spots, age spots, melasma, post‑acne marks (PIH)

Addresses uneven tone and rough texture

Ideal as a pre‑ and post‑procedure support (e.g., laser, peel)

Suitable for men, women, and teens (≥18)

Dosage & Application
Morning and evening, after cleansing and before moisturizer/SPF.

Use 2–4 drops on face, neck, and décolleté—avoid the eye area.

Visible results in 8 hours; full effect in 4–12 weeks depending on skin type.

Must be paired with broad spectrum SPF 30+ during the day.

Safety & Side Effects
Formulated fragrance-, alcohol-, and paraben-free, with minimal risk of irritation

Dermatologist- and allergy-tested, non-comedogenic

Mild tingling or dryness may occur initially. Discontinue if irritation intensifies.

Avoid eye contact and applications on broken skin.

Warnings & Precautions
External use only

Patch-test if highly sensitive

Avoid use with potent retinoids or acids unless supervised, to prevent over-exfoliation

Strictly use daily SPF to prevent new pigmentation

Drug Classification
OTC cosmeceutical serum; not classified as a drug

Drug Interactions
No significant systemic drug interactions

Use caution when combining with other exfoliating actives (retinoids, strong acids)

Clinical Efficacy
Consumer trial (n=72): 94% saw reduced dark spot size/saturation after 8 weeks

3‑month study: 60% reduction in contrast of PIH in Fitzpatrick III–VI
dermatologytimes.com

Rated “Best Overall Dark Spot Corrector” by New York Post dermatologists

FAQ (Q&A Format)
Q: When will I see results?
A: Most users see reduced redness and brightness in 8 hours; full efficacy in 8–12 weeks.

Q: Can it be used on sensitive skin?
A: Yes. Designed for sensitive skin; tested board-certified and free of common irritants.

Q: Can I layer it under retinoids?
A: Yes, but introduce gradually (e.g., alternate nights) to reduce irritation risk.

Q: Is it safe in pregnancy?
A: No clinical data—consult healthcare provider before use during pregnancy or lactation.

Q: Should I use SPF with it?
A: Yes—SPF is mandatory to protect against UV-induced pigmentation relapse.

La Roche‑Posay Mela B3 Serum 30 ml

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