Paula's Choice
10% Niacinamide BoosterA serum built around Niacinamide and Copper peptides, for hydration and barrier repair.
A serum built around Niacinamide and Vitamin C derivative, for hydration and barrier repair.
Brand price
USD 27.00 · checked 25 Sept 2026 · brand's site
Brand price
USD 53.00 · checked 8 Oct 2026 · brand's site

At a Glance

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

Key Ingredients

Hyaluronic acid3
Hyaluronic acid and its salts; a humectant that binds water to the skin.
Hyaluronic Acid, Sodium Hyaluronate, Sodium Hyaluronate Crosspolymer

Benefits

Hydrating18
Boosts hydration and relieves dry, tight skin.
Acetyl Heptapeptide-4, Acetyl Hexapeptide-8, Acetyl Octapeptide-3, Beta-Glucan, Betaine, Butylene Glycol, Dimethicone, Glycerin, Hyaluronic Acid, Hydrolyzed Collagen, Hydrolyzed Hyaluronic Acid, Inositol, Panthenol, Propanediol, Sodium Acetylated Hyaluronate, Sodium Hyaluronate, Sodium Hyaluronate Crosspolymer, Tocopherol
Barrier Repair9
Strengthens and restores the skin's natural barrier.
Bakuchiol, Betaine, Caprylyl Glycol, Dimethicone, Glycerin, Hydrolyzed Collagen, Niacinamide, Panthenol, Tocopherol
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 Worsen Seborrheic Dermatitis7
May feed the yeast involved in seborrheic dermatitis.
Acetyl Heptapeptide-4, Acetyl Hexapeptide-1, Acetyl Hexapeptide-8, Acetyl Octapeptide-3, Hydrogenated Lecithin, Sodium Acetylated Hyaluronate, Sodium Methyl Stearoyl Taurate
May Worsen Seborrheic Dermatitis3
May feed the yeast involved in seborrheic dermatitis.

Ingredients Side-by-side

Niacinamide (in both products)
Smoothing
0 / —
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
Skin Conditioning
Solvent
Skin Conditioning
Niacinamide (in both products)
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.
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 →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 →Niacinamide
Smoothing
Niacinamide is niacinamide.
Learn more about Niacinamide →Ethylhexylglycerin
Deodorant, Skin Conditioning
Ethylhexylglycerin is the organic compound that conforms to the formula
Learn more about Ethylhexylglycerin →Caprylyl Glycol
Deodorant, Hair Conditioning, Skin Conditioning, Emollient
Caprylyl Glycol is the diol that conforms to the formula
Learn more about Caprylyl Glycol →Panthenol
Antistatic, Hair Conditioning, Skin Conditioning
Panthenol is panthenol (provitamin B5).
Learn more about Panthenol →Sodium Hydroxide
Buffering, Denaturant
Sodium hydroxide
Learn more about Sodium Hydroxide →Beta-Glucan
Bulking, Skin Conditioning
Beta-Glucan is a polysaccharide consisting of β(1-3), β(1-4), and β(1-6) linked glucose units
Learn more about Beta-Glucan →Sodium Hyaluronate
Humectant, Skin Conditioning
Sodium Hyaluronate is a hyaluronic acid.
Learn more about Sodium Hyaluronate →
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