The Ordinary
Amino Acids + B5Paula's Choice
1% Retinol TreatmentA serum built around Panthenol and Lactic acid, for hydration and barrier repair.
A serum built around Vitamin C derivative and Vitamin C, for barrier repair and smoothing.
Brand price
USD 8.28 · checked 25 Sept 2026 · brand's site
Brand price
USD 48.75 · checked 8 Oct 2026 · brand's site
At a Glance
They come out differently on Silicone-free; that row is shaded. Tap any answer to see why.
Key Ingredients
Benefits
Hydrating8
Boosts hydration and relieves dry, tight skin.
Betaine, Glutamic Acid, Histidine, Panthenol, PCA, Propanediol, Sodium Lactate, Sodium PCA
Barrier Repair3
Strengthens and restores the skin's natural barrier.
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.
Concerns
May Worsen Seborrheic Dermatitis1
May feed the yeast involved in seborrheic dermatitis.
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.
Ingredients Side-by-side
Humectant
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
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
Polysorbate 20
Cleansing, Emulsifying
Polysorbate 20 isn't fungal acne safe.
Learn more about Polysorbate 20 →Caprylyl Glycol
Deodorant, Hair Conditioning, Skin Conditioning, Emollient
Caprylyl Glycol is the diol that conforms to the formula
Learn more about Caprylyl Glycol →
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