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La Roche-Posay
Mela B3 Dark Spot Serum With Melasyl™ + Niacinamide
A serum built around Niacinamide and Hyaluronic acid, for barrier repair and hydration.
Brand price
USD 60.99 · checked 25 Sept 2026 · on the brand's site
From the brand
What the brand says about this product. Our ingredient analysis follows below.
The brand recommends it for
- Normal skin
- Dark spots & pigmentation
- Dullness
How to use
3-4 Drops WHEN MORNING & EVENING After your face cleanser WHERE ON FACE & NECK Avoid eye area APPLICATION TIP Gently massage serum into skin with your fingertips PAIR WITH In the morning, use Mela B3 UV Daily Moisturizer SPF 30 as the last step
What's inside
Ingredients List
8 trigger at least one check · 24 trigger none
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
Key Ingredients
Hyaluronic acid1
Hyaluronic acid and its salts; a humectant that binds water to the skin.
Benefits
Hydrating7
Boosts hydration and relieves dry, tight skin.
Caprylic/Capric Triglyceride, Dimethicone, Dipotassium Glycyrrhizate, Glycerin, Propylene Glycol, Sodium Hyaluronate, Tocopherol
Barrier Repair9
Strengthens and restores the skin's natural barrier.
Bis-Peg/Ppg-16/16 Peg/Ppg-16/16 Dimethicone, Caprylic/Capric Triglyceride, Caprylyl Glycol, Dimethicone, Glycerin, Niacinamide, Octyldodecanol, Propylene Glycol, Tocopherol
Smoothing7
Refines rough or uneven texture.
Bis-Peg/Ppg-16/16 Peg/Ppg-16/16 Dimethicone, Caprylyl Glycol, Citric Acid, Dimethicone, Niacinamide, Octyldodecanol, Retinyl Palmitate
Antioxidant2
Shields skin from free radical damage.
Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate, Tocopherol
Anti-Pollution4
Helps defend against airborne pollutants.
Dimethicone, Glycerin, Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate, Tocopherol
Concerns
May Worsen Seborrheic Dermatitis3
May feed the yeast involved in seborrheic dermatitis.
Octyldodecanol, PEG-20 Methyl Glucose Sesquistearate, Retinyl Palmitate
May Worsen Keratosis Pilaris2
May clog follicles or strip skin prone to keratosis pilaris.
May Worsen Irritation3
May cause stinging, redness or sensitivity.
Ingredients Explained
Click on any ingredient to learn more about it
Aqua
Solvent
Dimethicone
Antifoaming, Skin Conditioning, Emollient, Skin Protecting
Dimethicone is a silicone.
Learn more about Dimethicone →Niacinamide
Smoothing
Niacinamide is niacinamide.
Learn more about Niacinamide →Glycerin
Denaturant, Fragrance, Hair Conditioning, Humectant, Oral Care, Perfuming, Humectant, Skin Protecting, Solvent, Viscosity Controlling
Glycerin may be plant, synthetic or animal depending on the supplier.
Learn more about Glycerin →Propylene Glycol
Fragrance, Humectant, Humectant, Skin Conditioning, Solvent, Viscosity Controlling
Propylene Glycol is the aliphatic alcohol that conforms generally to the formula
Learn more about Propylene Glycol →Polysilicone-11
Film Forming
Polysilicone-11 is a silicone.
Learn more about Polysilicone-11 →Silica
Abrasive, Absorbent, Anticaking, Bulking, Opacifying, Viscosity Controlling
Silicon dioxide
Learn more about Silica →Bis-Peg/Ppg-16/16 Peg/Ppg-16/16 Dimethicone
Skin Conditioning, Emollient, Cleansing, Emulsifying
Bis-Peg/Ppg-16/16 Peg/Ppg-16/16 Dimethicone is a silicone.
Learn more about Bis-Peg/Ppg-16/16 Peg/Ppg-16/16 Dimethicone →Cystoseira Tamariscifolia Extract
Skin Conditioning
Cystoseira Tamariscifolia Extract is an extract of the Alga, Cystoseira tamariscifolia, Cystoseiraceae
Learn more about Cystoseira Tamariscifolia Extract →2-Mercaptonicotinoyl Glycine
Skin Conditioning
2-Mercaptonicotinoyl Glycine is the organic compound that conforms to the formula
Learn more about 2-Mercaptonicotinoyl Glycine →
Dupes
- La Roche-Posay Mela B3 Double Dose Discoloration Treatment with Melasyl™76% match
- SkinCeuticals Hyaluronic Acid Intensifier Multi-Glycan76% match
- La Roche-Posay Retinol B3 Pure Retinol Serum71% match
- No7 Future Renew™ Damage Reversal Night Serum69% match
- CeraVe Skin Renewing Super Boost Serum67% match
- No7 Future Renew™ Damage Reversal Serum66% match