Paula's Choice
10% Niacinamide BoosterA serum built around Niacinamide and Hyaluronic acid, for hydration and barrier repair.
A serum built around Niacinamide and Vitamin C derivative, for hydration and barrier repair.
Brand price
USD 22.00 · checked 8 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 Pore-clogger-free; that row is shaded. Tap any answer to see why.
Key Ingredients
Hyaluronic acid1
Hyaluronic acid and its salts; a humectant that binds water to the skin.
Benefits
Hydrating16
Boosts hydration and relieves dry, tight skin.
Beta-Glucan, Butylene Glycol, Caprylic/Capric Triglyceride, Ceramide NP, Collagen, Collagen Water, Glycereth-26, Glycerin, Hydrolyzed Collagen, Polyglutamic Acid, Polyglycerin-3, Propanediol, Sodium Hyaluronate, Soluble Collagen, Squalane, Tocopherol
Barrier Repair9
Strengthens and restores the skin's natural barrier.
Caprylic/Capric Triglyceride, Ceramide NP, Cetearyl Olivate, Glycerin, Hydrolyzed Collagen, Niacinamide, Panax Ginseng Root Extract, Squalane, 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 Dermatitis5
May feed the yeast involved in seborrheic dermatitis.
Ceramide NP, Cetearyl Olivate, Hydrogenated Lecithin, Polyglyceryl-10 Laurate, Sorbitan Olivate
May Worsen Seborrheic Dermatitis3
May feed the yeast involved in seborrheic dermatitis.
Ingredients Side-by-side
Water (in both products)
Skin Conditioning
Skin Conditioning
Niacinamide (in both products)
Smoothing
0 / —
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
Water (in both products)
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.
Water
Antiplaque, Skin Conditioning, Solvent
Aqua (EU),Deionized Water,Distilled Water,Micromatrix Fractile AN,Onsen-Sui (JPN),Purified Water
Learn more about Water →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 →Pentylene Glycol
Skin Conditioning, Solvent
1,2-Dihydroxypentane
Learn more about Pentylene Glycol →Xanthan Gum
Binding, Emulsion Stabilising, Gel Forming, Skin Conditioning, Cleansing, Emulsifying, Viscosity Controlling
Xanthan gum
Learn more about Xanthan Gum →Ethylhexylglycerin
Deodorant, Skin Conditioning
Ethylhexylglycerin is the organic compound that conforms to the formula
Learn more about Ethylhexylglycerin →Sodium Hyaluronate
Humectant, Skin Conditioning
Sodium Hyaluronate is a hyaluronic acid.
Learn more about Sodium Hyaluronate →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 →
Similar Comparisons
Each product against its closest dupes.
- View the comparison
K-Secret
Seoul 1988 Boosting Serum: Collagen Complex 7 + Red Ginseng
K-Secret
Seoul 1988 Glow Serum: Niacinamide 15% + Yuja
- View the comparison
Paula's Choice
10% Niacinamide Booster
Paula's Choice
Niacinamide 20% Treatment
- View the comparison
K-Secret
Seoul 1988 Boosting Serum: Collagen Complex 7 + Red Ginseng
Beauty of Joseon
Pore Firming Serum : Red Bean PDRN™ + Peptide
- View the comparison
Paula's Choice
10% Niacinamide Booster
COSRX
The Niacinamide 15 Serum