SkinCeuticals Silymarin CF vs La Roche-Posay Vitamin C12 Serum

SkinCeuticals

La Roche-Posay

A serum built around Vitamin C and Vitamin C, for antioxidant protection and pollution defence.

A serum built around Vitamin C and Vitamin C, for barrier repair and hydration.

Serum

10 ingredients

29 ingredients

Brand price

USD 185.00 · checked 28 Sept 2026 · brand's site

Brand price

USD 44.99 · checked 25 Sept 2026 · brand's site

No retailer listed yet

Brand country not recorded

Brand from France

At a Glance

They come out differently on Fragrance-free and Silicone-free; those rows are shaded. Tap any answer to see why.

Vitamin C (L-ascorbic acid)1
L-ascorbic acid, the unesterified form of vitamin C.
Ascorbic Acid
BHA1
Beta hydroxy acid — oil-soluble, so it works inside the pore.
Salicylic Acid
Salicylic acid1
The BHA used in acne treatment.
Salicylic Acid
Vitamin C1
Vitamin C in any form: an antioxidant and brightener.
Ascorbic Acid

Vitamin E1
Tocopherols — fat-soluble antioxidants.
Tocopherol
Vitamin C (L-ascorbic acid)1
L-ascorbic acid, the unesterified form of vitamin C.
Ascorbic Acid
BHA1
Beta hydroxy acid — oil-soluble, so it works inside the pore.
Salicylic Acid
Salicylic acid1
The BHA used in acne treatment.
Salicylic Acid

Hydrating1
Boosts hydration and relieves dry, tight skin.
Propylene Glycol
Barrier Repair1
Strengthens and restores the skin's natural barrier.
Propylene Glycol
Anti-Aging1
Softens lines and helps skin look youthful.
Ascorbic Acid
Smoothing1
Refines rough or uneven texture.
Salicylic Acid

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
Anti-Aging2
Softens lines and helps skin look youthful.
Adenosine, Ascorbic Acid
Firming1
Supports elasticity and bounce.
Adenosine

May Trigger Acne1
Can clog pores or trigger breakouts.
Laureth-23
May Worsen Seborrheic Dermatitis1
May feed the yeast involved in seborrheic dermatitis.
Laureth-23
May Worsen Keratosis Pilaris1
May clog follicles or strip skin prone to keratosis pilaris.
Laureth-23
May Worsen Irritation1
May cause stinging, redness or sensitivity.
Alcohol Denat.

May Trigger Acne1
Can clog pores or trigger breakouts.
Tocopherol
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 Worsen Keratosis Pilaris1
May clog follicles or strip skin prone to keratosis pilaris.
Tocopherol
May Worsen Irritation3
May cause stinging, redness or sensitivity.
Alcohol Denat., Parfum, Tocopherol

Show highlights for:

These ingredients are found in both products.

Ingredients higher up in an ingredient list are typically present in a larger amount.

Salicylic Acid
Anti-seborrheic, Fragrance, Hair Conditioning, Keratolytic, Preservative, Skin Conditioning
Salicylic Acid is a BHA.
Learn more about Salicylic Acid →
Alcohol Denat.
Antifoaming, Antimicrobial, Astringent, Fragrance, Solvent, Viscosity Controlling
Alcohol Denat. is a drying alcohol.
Learn more about Alcohol Denat. →
Ascorbic Acid
Antioxidant, Buffering, Fragrance, Skin Conditioning
Ascorbic Acid is L-ascorbic acid.
Learn more about Ascorbic Acid →
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 →