
Image: ksecretcosmetics.com
K-Secret
Seoul 1988 Glow Serum: Niacinamide 15% + Yuja
A serum built around Niacinamide and Panthenol, for hydration and barrier repair.
Brand price
USD 22.00 · checked 8 Oct 2026 · on the brand's site
From the brand
What the brand says about this product. Our ingredient analysis follows below.
The brand recommends it for
- Dry skin
- Dark spots & pigmentation
- Dryness & dehydration
- Dullness
- Uneven texture
- Oiliness & shine
How to use
After cleansing and toning, take a small amount evenly over the face. Gently massage until fully absorbed, then follow with a moisturizer.
What's inside
Ingredients List
8 trigger at least one check · 31 trigger none
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
- Plant oils and butters (coconut, olive, shea)
- Plant or mineral oil
- Barrier Repair
- May Worsen Oily Skin
- May Worsen Seborrheic Dermatitis
Key Ingredients
Hyaluronic acid1
Hyaluronic acid and its salts; a humectant that binds water to the skin.
Benefits
Hydrating11
Boosts hydration and relieves dry, tight skin.
Beta-Glucan, Butylene Glycol, Butyrospermum Parkii Butter, Caprylic/Capric Triglyceride, Glycereth-26, Glycerin, Helianthus Annuus Seed Oil, Panthenol, Sodium Hyaluronate, Squalane, Tocopherol
Barrier Repair11
Strengthens and restores the skin's natural barrier.
Butyrospermum Parkii Butter, Caprylic/Capric Triglyceride, Citrus Junos Fruit Oil, Glycerin, Helianthus Annuus Seed Oil, Hydrogenated Polydecene, Macadamia Ternifolia Seed Oil, Niacinamide, Panthenol, Squalane, Tocopherol
Smoothing5
Refines rough or uneven texture.
Helianthus Annuus Seed Oil, Hydrogenated Polydecene, Macadamia Ternifolia Seed Oil, Niacinamide, Squalane
Brightening4
Restores radiance to dull, tired skin.
Glutathione, Niacinamide, Sodium Ascorbyl Phosphate, Tranexamic Acid
Dark Spots3
Fades dark spots for a more even tone.
Antioxidant3
Shields skin from free radical damage.
Hydroxydecyl Ubiquinone, Sodium Ascorbyl Phosphate, Tocopherol
Anti-Pollution4
Helps defend against airborne pollutants.
Glycerin, Hydroxydecyl Ubiquinone, Sodium Ascorbyl Phosphate, Tocopherol
Concerns
May Worsen Seborrheic Dermatitis6
May feed the yeast involved in seborrheic dermatitis.
Butyrospermum Parkii Butter, Helianthus Annuus Seed Oil, Hydrogenated Lecithin, Macadamia Ternifolia Seed Oil, Polyglyceryl-10 Laurate, Polyglyceryl-3 Methylglucose Distearate
May Worsen Oily Skin4
May increase shine or excess oil.
Butyrospermum Parkii Butter, Helianthus Annuus Seed Oil, Macadamia Ternifolia Seed Oil, Squalane
Ingredients Explained
Click on any ingredient to learn more about it
Water
Antiplaque, Skin Conditioning, Solvent
Aqua (EU),Deionized Water,Distilled Water,Micromatrix Fractile AN,Onsen-Sui (JPN),Purified Water
Learn more about Water →Niacinamide
Smoothing
Niacinamide is niacinamide.
Learn more about Niacinamide →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 →Glycereth-26
Humectant, Viscosity Controlling
Poly(oxy-1,2-ethanediyl)], .alpha.,.alpha.',.alpha.''-1,2,3-propanetriyltris[.omega.-hydroxy-
Learn more about Glycereth-26 →1,2-Hexanediol
Skin Conditioning, Solvent
We don't have a description for 1,2-Hexanediol yet.
Learn more about 1,2-Hexanediol →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 →Pentylene Glycol
Skin Conditioning, Solvent
1,2-Dihydroxypentane
Learn more about Pentylene Glycol →Macadamia Ternifolia Seed Oil
Emollient
Macadamia Ternifolia Seed Oil isn't fungal acne safe.
Learn more about Macadamia Ternifolia Seed Oil →Ammonium Acryloyldimethyltaurate/Vp Copolymer
Viscosity Controlling
Ammonium Acryloyldimethyltaurate/VP Copolymer is a copolymer of ammonium acryloyldimethyltaurate and vinylpyrrolidone monomers
Learn more about Ammonium Acryloyldimethyltaurate/Vp Copolymer →
Dupes
- Numbuzin No.5+ Glutathione Vitamin Concentrated Serum78% match
- K-Secret Seoul 1988 Boosting Serum: Collagen Complex 7 + Red Ginseng77% match
- Goodal Green Tangerine Vita C E TXA Serum75% match
- Goodal Green Tangerine Vita C Dark Spot Care Serum Alpha75% match
- Beauty of Joseon Calming Barrier Serum : Green Tea-HA™ + Panthenol73% match
- Wellage Hyper PDRN Repair Ampoule73% match