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La Roche-Posay
Mela B3 Dual Body Discoloration Treatment with Melasyl™
A body lotion built around Niacinamide and AHA, for barrier repair and smoothing.
Brand price
USD 27.99 · 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
- Sensitive skin
- Dark spots & pigmentation
- Dullness
How to use
Apply twice daily Apply to areas on the body with discoloration, dullness and rough texture After applying Mela B3 Dual Body Treatment to areas on the body with discoloration, apply Lipikar AP+MAX to lock in moisture
What's inside
Ingredients List
5 trigger at least one check · 17 trigger none
- Denatured alcohol
- May Worsen Dryness
- May Worsen Eczema
- May Worsen Irritation
- May Worsen Rosacea
- Esters listed as pore-clogging in animal testing only
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Trigger Acne
- May Worsen Keratosis Pilaris
- May Worsen Seborrheic Dermatitis
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
Key Ingredients
Benefits
Barrier Repair7
Strengthens and restores the skin's natural barrier.
Caprylyl Glycol, Glycerin, Isopropyl Isostearate, Niacinamide, Octyldodecanol, Sodium Polyacrylate, Tocopherol
Smoothing6
Refines rough or uneven texture.
Caprylyl Glycol, Citric Acid, Isopropyl Isostearate, Niacinamide, Octyldodecanol, Sodium Polyacrylate
Antioxidant2
Shields skin from free radical damage.
Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate, Tocopherol
Anti-Pollution3
Helps defend against airborne pollutants.
Glycerin, Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate, Tocopherol
Concerns
May Worsen Seborrheic Dermatitis2
May feed the yeast involved in seborrheic dermatitis.
May Worsen Keratosis Pilaris2
May clog follicles or strip skin prone to keratosis pilaris.
Ingredients Explained
Click on any ingredient to learn more about it
Aqua
Solvent
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 →Alcohol Denat.
Antifoaming, Antimicrobial, Astringent, Fragrance, Solvent, Viscosity Controlling
Alcohol Denat. is a drying alcohol.
Learn more about Alcohol Denat. →Isopropyl Isostearate
Binding, Skin Conditioning, Emollient
Isopropyl Isostearate isn't fungal acne safe.
Learn more about Isopropyl Isostearate →Octyldodecanol
Fragrance, Perfuming, Emollient, Solvent
Octyldodecanol isn't fungal acne safe.
Learn more about Octyldodecanol →Niacinamide
Smoothing
Niacinamide is niacinamide.
Learn more about Niacinamide →Potassium Hydroxide
Buffering
Potassium Hydroxide is the inorganic base
Learn more about Potassium Hydroxide →2-Mercaptonicotinoyl Glycine
Skin Conditioning
2-Mercaptonicotinoyl Glycine is the organic compound that conforms to the formula
Learn more about 2-Mercaptonicotinoyl Glycine →Sodium Polyacrylate
Absorbent, Binding, Emulsion Stabilising, Film Forming, Hair Fixing, Skin Conditioning, Emollient, Viscosity Controlling
2-Propenoic acid, homopolymer, sodium salt
Learn more about Sodium Polyacrylate →Sodium Thiosulfate
Reducing
Sodium thiosulphate
Learn more about Sodium Thiosulfate →
Dupes
- The Ordinary Niacinamide 5% Face and Body Emulsion64% match
- La Roche-Posay Lipikar Body Lotion for Normal to Dry Skin62% match
- CeraVe Baby Eczema Relief Cream61% match