La Roche-Posay
Vitamin C12 SerumLa Roche-Posay
Retinol B3 Pure Retinol SerumA serum built around Vitamin C and Vitamin C, for barrier repair and hydration.
A serum built around Niacinamide and Hyaluronic acid, for smoothing and barrier repair.
Brand price
USD 44.99 · checked 25 Sept 2026 · brand's site
Brand price
USD 44.99 · checked 25 Sept 2026 · brand's site
At a Glance
They come out differently on Oil-free; that row is shaded. Tap any answer to see why.
Key Ingredients
Hyaluronic acid1
Hyaluronic acid and its salts; a humectant that binds water to the skin.
Benefits
Hydrating6
Boosts hydration and relieves dry, tight skin.
Dimethicone, Glycerin, Hydrolyzed Hyaluronic Acid, Propylene Glycol, Sodium Hyaluronate, Tocopherol
Barrier Repair8
Strengthens and restores the skin's natural barrier.
C13-14 Isoparaffin, Caprylyl Glycol, Cyclohexasiloxane, Dimethicone, Glycerin, Pentaerythrityl Tetraethylhexanoate, Propylene Glycol, Tocopherol
Hydrating4
Boosts hydration and relieves dry, tight skin.
Barrier Repair7
Strengthens and restores the skin's natural barrier.
Caprylyl Glycol, Cyclohexasiloxane, Dimethicone, Glycerin, Glycine Soja Oil, Niacinamide, Tocopherol
Concerns
May Worsen Seborrheic Dermatitis3
May feed the yeast involved in seborrheic dermatitis.
Acetyl Dipeptide-1 Cetyl Ester, Laureth-7, PEG-20 Methyl Glucose Sesquistearate
May Trigger Acne3
Can clog pores or trigger breakouts.
May Worsen Seborrheic Dermatitis3
May feed the yeast involved in seborrheic dermatitis.
Glycine Soja Oil, PPG-6-DECYLTETRADECETH-30, Retinyl Palmitate
May Worsen Keratosis Pilaris3
May clog follicles or strip skin prone to keratosis pilaris.
Ingredients Side-by-side
Antioxidant
- Vitamin C
- Vitamin C (L-ascorbic acid)
- Anti-Aging
- Anti-Pollution
- Antioxidant
- Brightening
- Dark Spots
- Even Tone
Alcohol Denat. (in both products)
Fragrance
0 / —
- Denatured alcohol
- May Worsen Dryness
- May Worsen Eczema
- May Worsen Irritation
- May Worsen Rosacea
Alcohol Denat. (in both products)
Fragrance
0 / —
- Denatured alcohol
- May Worsen Dryness
- May Worsen Eczema
- May Worsen Irritation
- May Worsen Rosacea
Smoothing
0 / —
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
Emollient
3 / 0
- Plant oils and butters (coconut, olive, shea)
- Plant or mineral oil
- Barrier Repair
- May Trigger Acne
- May Worsen Keratosis Pilaris
- May Worsen Oily Skin
- May Worsen Seborrheic Dermatitis
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
Aqua
Solvent
Cyclohexasiloxane
Hair Conditioning, Emollient, Solvent
Cyclohexasiloxane is a silicone.
Learn more about Cyclohexasiloxane →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. →Polysilicone-11
Film Forming
Polysilicone-11 is a silicone.
Learn more about Polysilicone-11 →Dimethicone
Antifoaming, Skin Conditioning, Emollient, Skin Protecting
Dimethicone is a silicone.
Learn more about Dimethicone →Tocopherol
Antioxidant, Fragrance, Skin Conditioning, Occlusive
Tocopherol is vitamin E.
Learn more about Tocopherol →Sodium Hyaluronate
Humectant, Skin Conditioning
Sodium Hyaluronate is a hyaluronic acid.
Learn more about Sodium Hyaluronate →Adenosine
Skin Conditioning
6-Amino-9-beta-D-ribofuranosyl-9H-purine
Learn more about Adenosine →Ammonium Polyacryloyldimethyl Taurate
Emulsion Stabilising, Viscosity Controlling
1-Propanesulfonic acid, 2-methyl-2-[(1-oxo-2-propenyl)amino]-, monoammonium salt, homopolymer
Learn more about Ammonium Polyacryloyldimethyl Taurate →
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