Paula's Choice
10% Niacinamide BoosterA serum built around PHA and Vitamin C derivative, for barrier repair and hydration.
A serum built around Niacinamide and Vitamin C derivative, for hydration and barrier repair.
Brand price
USD 36.99 · checked 5 Oct 2026 · brand's site
Brand price
USD 53.00 · checked 8 Oct 2026 · brand's site

At a Glance

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

Key Ingredients

Fatty alcohol1
Waxy fatty alcohols used as emollients and thickeners; unrelated to drying alcohol.

Benefits

Hydrating9
Boosts hydration and relieves dry, tight skin.
Butylene Glycol, Dimethicone, Dimethiconol, Gluconolactone, Glycerin, Phyllanthus Emblica Fruit Extract, Propylene Glycol, Sodium Hyaluronate, Tocopherol
Barrier Repair11
Strengthens and restores the skin's natural barrier.
Caprylyl Glycol, Cetearyl Alcohol, Cholesterol, Dimethicone, Dimethiconol, Glycerin, Isononyl Isononanoate, Panax Ginseng Root Extract, Phytosphingosine, Propylene Glycol, Tocopherol
Anti-Aging3
Softens lines and helps skin look youthful.
Palmitoyl Tetrapeptide-7, Palmitoyl Tripeptide-1, Retinyl Palmitate
Hydrating7
Boosts hydration and relieves dry, tight skin.
Acetyl Glucosamine, Beta-Glucan, Butylene Glycol, Dipotassium Glycyrrhizate, Glycerin, Panthenol, Sodium Hyaluronate
Barrier Repair7
Strengthens and restores the skin's natural barrier.
Allantoin, Boerhavia Diffusa Root Extract, Caprylyl Glycol, Glycerin, Glycyrrhiza Glabra Root Extract, Niacinamide, Panthenol
Reduces Irritation5
Eases discomfort and supports skin resilience.
Allantoin, Beta-Glucan, Dipotassium Glycyrrhizate, Glycyrrhiza Glabra Root Extract, Panthenol
Redness Reducing3
Soothes visible redness and calms irritation.

Concerns

May Trigger Acne4
Can clog pores or trigger breakouts.
Cetearyl Alcohol, Retinyl Palmitate, Sorbitan Laurate, Tocopherol
May Worsen Seborrheic Dermatitis12
May feed the yeast involved in seborrheic dermatitis.
Acetyl Dipeptide-1 Cetyl Ester, Ceramide 1, Ceramide 3, Ceramide 6 Ii, Cetearyl Alcohol, Palmitoyl Tetrapeptide-7, Palmitoyl Tripeptide-1, Phytosphingosine, Polysorbate 20, Retinyl Palmitate, Sodium Lauroyl Lactylate, Sorbitan Laurate
May Worsen Keratosis Pilaris4
May clog follicles or strip skin prone to keratosis pilaris.
Cetearyl Alcohol, Retinyl Palmitate, Sorbitan Laurate, Tocopherol
May Worsen Irritation4
May cause stinging, redness or sensitivity.
May Worsen Seborrheic Dermatitis3
May feed the yeast involved in seborrheic dermatitis.

Ingredients Side-by-side

Emollient
Emollient
2 / 1
- Fatty alcohol
- Fatty alcohols (Malassezia)
- May Trigger Acne
- May Worsen Keratosis Pilaris
- May Worsen Seborrheic Dermatitis
Skin Conditioning
Smoothing
0 / —
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
Skin Conditioning
- Fatty alcohols (Malassezia)
- Dark Spots
- Hydrating
- May Worsen Seborrheic Dermatitis
Skin Conditioning
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Boerhavia Diffusa Root Extract
Skin Protecting
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 →Butylene Glycol
Fragrance, Humectant, Skin Conditioning, Solvent, Viscosity Controlling
Butane-1,3-diol (CAS No. 107-88-0/ EC No. 203-529-7) (R)-(-)-butane-1,3-diol” (CAS No. 6290-03-5/ EC No. 228-532-0)
Learn more about Butylene Glycol →Phenoxyethanol
Antimicrobial, Preservative
Phenoxyethanol is the aromatic ether alcohol that conforms to the formula:
Learn more about Phenoxyethanol →Pentylene Glycol
Skin Conditioning, Solvent
1,2-Dihydroxypentane
Learn more about Pentylene Glycol →Polysorbate 20
Cleansing, Emulsifying
Polysorbate 20 isn't fungal acne safe.
Learn more about Polysorbate 20 →Xanthan Gum
Binding, Emulsion Stabilising, Gel Forming, Skin Conditioning, Cleansing, Emulsifying, Viscosity Controlling
Xanthan gum
Learn more about Xanthan Gum →Sodium Hyaluronate
Humectant, Skin Conditioning
Sodium Hyaluronate is a hyaluronic acid.
Learn more about Sodium Hyaluronate →Caprylyl Glycol
Deodorant, Hair Conditioning, Skin Conditioning, Emollient
Caprylyl Glycol is the diol that conforms to the formula
Learn more about Caprylyl Glycol →Ethylhexylglycerin
Deodorant, Skin Conditioning
Ethylhexylglycerin is the organic compound that conforms to the formula
Learn more about Ethylhexylglycerin →
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