LANEIGE
Bouncy & Firm SerumSulwhasoo
The Ultimate S Infusion TreatmentA serum built around Niacinamide and Vitamin E, for hydration and barrier repair.
A serum built around Niacinamide and Retinoid, for barrier repair and hydration.
Brand price
USD 45.00 · checked 26 Sept 2026 · brand's site
Brand price
USD 590.00 · checked 26 Sept 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

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

Benefits

Hydrating12
Boosts hydration and relieves dry, tight skin.
Acetyl Heptapeptide-4, Acetyl Hexapeptide-8, Acetyl Octapeptide-3, Beta-Glucan, Butylene Glycol, Caprylic/Capric Triglyceride, Glycerin, Polyglycerin-3, Propanediol, Soluble Collagen, Tocopherol, Vegetable Oil
Barrier Repair9
Strengthens and restores the skin's natural barrier.
Ascorbyl Tetraisopalmitate, Caprylic/Capric Triglyceride, Caprylyl Glycol, Glycerin, Isononyl Isononanoate, Niacinamide, Prunus Armeniaca Kernel Oil, Tocopherol, Vegetable Oil
Reduces Irritation2
Eases discomfort and supports skin resilience.
Redness Reducing2
Soothes visible redness and calms irritation.
Hydrating25
Boosts hydration and relieves dry, tight skin.
Acetyl Heptapeptide-4, Acetyl Hexapeptide-8, Acetyl Octapeptide-3, Beta-Glucan, Betaine, Butylene Glycol, Butyrospermum Parkii Butter, Caprylic/Capric Triglyceride, Ectoin, Glycerin, Hyaluronic Acid, Hydrolyzed Hyaluronic Acid, Hydrolyzed Proanthocyanidin, Jojoba Esters, Mannitol, Methyl Gluceth-20, Polyglycerin-3, Propanediol, Sodium Acetylated Hyaluronate, Sodium Hyaluronate, Sodium Hyaluronate Crosspolymer, Soluble Collagen, Squalane, Theanine, Tocopherol
Barrier Repair28
Strengthens and restores the skin's natural barrier.
Behenyl Alcohol, Betaine, Butyrospermum Parkii Butter, Caprylic/Capric Triglyceride, Caprylyl Glycol, Cetearyl Alcohol, Dicaprylyl Ether, Ethylhexyl Stearate, Glycerin, Glyceryl Caprylate, Glycine Soja Oil, Hydrogenated Poly(C6-14 Olefin), Hydrogenated Polyisobutene, Hydrolyzed Proanthocyanidin, Isononyl Isononanoate, Jojoba Esters, Methyl Glucose Sesquistearate, Niacinamide, Octyldodecyl Myristate, Panax Ginseng Berry Extract, Panax Ginseng Root Extract, Panax Ginseng Seed Oil, Pentaerythrityl Tetraethylhexanoate, Phytosteryl Isostearyl Dimer Dilinoleate, Squalane, Theanine, Tocopherol, Tripeptide-1
Reduces Irritation4
Eases discomfort and supports skin resilience.
Achillea Millefolium Extract, Beta-Glucan, Jojoba Esters, Palmitoyl Tetrapeptide-7
Redness Reducing3
Soothes visible redness and calms irritation.

Concerns

May Worsen Seborrheic Dermatitis8
May feed the yeast involved in seborrheic dermatitis.
Acetyl Heptapeptide-4, Acetyl Hexapeptide-8, Acetyl Octapeptide-3, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Ascorbyl Tetraisopalmitate, Prunus Armeniaca Kernel Oil, Triolein, Vegetable Oil
May Worsen Keratosis Pilaris2
May clog follicles or strip skin prone to keratosis pilaris.
May Trigger Acne6
Can clog pores or trigger breakouts.
Cetearyl Alcohol, Ethylhexyl Stearate, Glycine Soja Oil, Sorbitan Isostearate, Steareth-2, Tocopherol
May Worsen Seborrheic Dermatitis28
May feed the yeast involved in seborrheic dermatitis.
Acetyl Heptapeptide-4, Acetyl Hexapeptide-8, Acetyl Octapeptide-3, Acetyl Tetrapeptide-11, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Behenyl Alcohol, Butyrospermum Parkii Butter, Cetearyl Alcohol, Cetearyl Glucoside, Ethylhexyl Stearate, Glycine Soja Oil, Hydrogenated Lecithin, Jojoba Esters, Lauroyl Lysine, Methyl Glucose Sesquistearate, Octyldodecyl Myristate, Palmitoyl Hexapeptide-12, Palmitoyl Tetrapeptide-7, Palmitoyl Tripeptide-1, Panax Ginseng Seed Oil, Phytosteryl Isostearyl Dimer Dilinoleate, Phytosteryl/Octyldodecyl Lauroyl Glutamate, Polyglyceryl-3 Methylglucose Distearate, Polysorbate 60, Sodium Acetylated Hyaluronate, Sorbitan Isostearate, Steareth-2, Steareth-21
May Worsen Keratosis Pilaris6
May clog follicles or strip skin prone to keratosis pilaris.
Cetearyl Alcohol, Ethylhexyl Stearate, Glycine Soja Oil, Sorbitan Isostearate, Steareth-2, Tocopherol
May Worsen Oily Skin4
May increase shine or excess oil.
Butyrospermum Parkii Butter, Glycine Soja Oil, Panax Ginseng Seed Oil, Squalane

Ingredients Side-by-side

Water (in both products)
Skin Conditioning
Isononyl Isononanoate (in both products)
Emollient
Niacinamide (in both products)
Smoothing
0 / —
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
1,2-Hexanediol (in both products)
Skin Conditioning
Skin Conditioning
Pentaerythrityl Tetraethylhexanoate
Emollient
Emollient
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Hydrogenated Poly(C6-14 Olefin)
Emollient
Polyglyceryl-3 Methylglucose Distearate
Emulsifying
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
1,2-Hexanediol (in both products)
Skin Conditioning
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 →Propanediol
Solvent, Viscosity Controlling
Propanediol is the organic compound that conforms to the formula
Learn more about Propanediol →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 →Methylpropanediol
Solvent
2-Methyl-1,3-propanediol
Learn more about Methylpropanediol →Isononyl Isononanoate
Antistatic, Skin Conditioning, Emollient
3,5,5-Trimethylhexyl 3,5,5-trimethylhexanoate
Learn more about Isononyl Isononanoate →Niacinamide
Smoothing
Niacinamide is niacinamide.
Learn more about Niacinamide →1,2-Hexanediol
Skin Conditioning, Solvent
We don't have a description for 1,2-Hexanediol yet.
Learn more about 1,2-Hexanediol →Polyglycerin-3
Humectant
Triglycerol
Learn more about Polyglycerin-3 →Caprylic/Capric Triglyceride
Fragrance, Perfuming, Occlusive, Solvent
Caprylic/Capric Triglyceride is the mixed triester of glycerin and caprylic and capric acids.
Learn more about Caprylic/Capric Triglyceride →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 →
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