Paula's Choice
1% Retinol TreatmentSkintific
4D Hyaluronic Acid Hydrating SerumA serum built around Vitamin C derivative and Vitamin C, for barrier repair and smoothing.
A serum built around Hyaluronic acid and Panthenol, for hydration and barrier repair.
Brand price
USD 48.75 · checked 8 Oct 2026 · brand's site
Brand price
AUD 21.90 · checked 5 Oct 2026 · brand's site

At a Glance

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

Key Ingredients

Ceramide3
Skin-identical lipids that hold the barrier together.

Benefits

Hydrating8
Boosts hydration and relieves dry, tight skin.
Butylene Glycol, Dimethicone, Dipotassium Glycyrrhizate, Glycerin, Hydrolyzed Soy Protein, PEG-14, PEG-33, Sodium Hyaluronate
Barrier Repair16
Strengthens and restores the skin's natural barrier.
Allantoin, Arachidyl Alcohol, Avena Sativa Kernel Extract, Behenyl Alcohol, C12-15 Alkyl Benzoate, Caprylyl Glycol, Dimethicone, Glycerin, Glyceryl Stearate, Glycine Soja Sterols, Glycyrrhiza Glabra Root Extract, Isononyl Isononanoate, Lecithin, Pentaerythrityl Tetraisostearate, PPG-12/SMDI Copolymer, Tribehenin
Reduces Irritation5
Eases discomfort and supports skin resilience.
Allantoin, Avena Sativa Kernel Extract, Dipotassium Glycyrrhizate, Glycyrrhiza Glabra Root Extract, Palmitoyl Tetrapeptide-7
Redness Reducing2
Soothes visible redness and calms irritation.
Hydrating15
Boosts hydration and relieves dry, tight skin.
Betaine, Ceramide AP, Ceramide EOP, Ceramide NP, Glycerin, Glyceryl Acrylate/Acrylic Acid Copolymer, Glyceryl Glucoside, Maris Aqua, Panthenol, Propylene Glycol, Sodium Acetylated Hyaluronate, Sodium Hyaluronate, Sodium Hyaluronate Crosspolymer, Sodium PCA, Tocopherol
Barrier Repair12
Strengthens and restores the skin's natural barrier.
Allantoin, Avena Sativa Kernel Extract, Betaine, Ceramide AP, Ceramide EOP, Ceramide NP, Cholesterol, Glycerin, Laminaria Digitata Extract, Panthenol, Propylene Glycol, Tocopherol
Reduces Irritation4
Eases discomfort and supports skin resilience.
Allantoin, Avena Sativa Kernel Extract, Palmitoyl Tetrapeptide-7, Panthenol

Concerns

May Trigger Acne2
Can clog pores or trigger breakouts.
May Worsen Seborrheic Dermatitis19
May feed the yeast involved in seborrheic dermatitis.
Acetyl Dipeptide-1 Cetyl Ester, Arachidyl Alcohol, Arachidyl Glucoside, Behenyl Alcohol, C12-15 Alkyl Benzoate, Castor Isostearate Succinate, Ceramide Ng, Glyceryl Stearate, Lecithin, Palmitoyl Hexapeptide-12, Palmitoyl Tetrapeptide-7, Palmitoyl Tripeptide-1, PEG-100 Stearate, PEG-75 Shea Butter Glycerides, Pentaerythrityl Tetraisostearate, Polysorbate 20, Sorbitan Laurate, Tetrahexyldecyl Ascorbate, Tribehenin
May Worsen Keratosis Pilaris2
May clog follicles or strip skin prone to keratosis pilaris.
May Worsen Seborrheic Dermatitis12
May feed the yeast involved in seborrheic dermatitis.
Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Ceramide AP, Ceramide As, Ceramide EOP, Ceramide NP, Ceramide Ns, Cetyl-Pg Hydroxyethyl Palmitamide, Hydrogenated Lecithin, Palmitoyl Pentapeptide-4, Palmitoyl Tetrapeptide-7, Palmitoyl Tripeptide-1, Sodium Acetylated Hyaluronate

Ingredients Side-by-side

Skin Conditioning
Emollient
Skin Conditioning
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Emollient
1 / 0
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- Possibly animal-derived
- May Worsen Seborrheic Dermatitis
Humectant
Ethylhexylglycerin (in both products)
Skin Conditioning
Skin Conditioning
Solvent
Humectant
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
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 →Palmitoyl Tetrapeptide-7
Skin Conditioning
Palmitoyl Tetrapeptide-7 isn't fungal acne safe.
Learn more about Palmitoyl Tetrapeptide-7 →Sodium Hyaluronate
Humectant, Skin Conditioning
Sodium Hyaluronate is a hyaluronic acid.
Learn more about Sodium Hyaluronate →Avena Sativa Kernel Extract
Abrasive, Antioxidant, Skin Conditioning, Emollient
Avena Sativa Kernel Extract is colloidal oatmeal.
Learn more about Avena Sativa Kernel Extract →Allantoin
Skin Conditioning, Skin Protecting, Soothing
Urea, (2,5-dioxo-4-imidazolidinyl)-
Learn more about Allantoin →Palmitoyl Tripeptide-1
Skin Conditioning
Palmitoyl Tripeptide-1 isn't fungal acne safe.
Learn more about Palmitoyl Tripeptide-1 →Ethylhexylglycerin
Deodorant, Skin Conditioning
Ethylhexylglycerin is the organic compound that conforms to the formula
Learn more about Ethylhexylglycerin →
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