KSecret Seoul 1988 Glow Serum: Niacinamide 15% + Yuja 30ml

A brightening serum powered by 15% niacinamide and yuja (yuzu) extract to visibly even skin tone, diminish dark spots, and reinforce the moisture barrier.

Texture: Lightweight gel-serum

Finish: Smooth, non-greasy

Hydration: Deep moisture boost via sodium hyaluronate and glycerin; helps prevent dryness

Target: Dullness, uneven tone, dark spots, and a weakened skin barrier

Proof: Formulated with 15% niacinamide plus glutathione, tranexamic acid, and sodium ascorbyl phosphate for a multi-angle brightening approach

Best for: All skin types seeking a brighter, more even complexion

Key Ingredients

• Niacinamide (15%) — helps visibly brighten skin and supports a more even, uniform tone
• Glutathione — supports overall radiance and helps reduce the appearance of dullness
• Transexamic Acid — helps minimize the look of dark spots and discoloration
• Sodium Ascorbyl Phosphate — a stable vitamin C derivative that supports brightness and antioxidant defense
• Sodium Hyaluronate — draws moisture into the skin to help keep it plump and hydrated

How to Use

After cleansing and toning, dispense a small amount onto fingertips and smooth evenly over the face. Allow to absorb fully before applying moisturizer or sunscreen.

Full Ingredients

Water, Niacinamide, Butylene Glycol, Glycerin, Glycereth-26, 1,2-Hexanediol, Caprylic/Capric Triglyceride, Pentylene Glycol, Macadamia Ternifolia Seed Oil, Ammonium Acryloyldimethyltaurate/VP Copolymer, Polyglyceryl-10 Laurate, Squalane, Panthenol, Hydrogenated Polydecene, Carbomer, Tromethamine, Hydrogenated Lecithin, Polyglyceryl-3 Methylglucose Distearate, Ethylhexylglycerin, Butyrospermum Parkii (Shea) Butter, Adenosine, Sodium Hyaluronate, Gellan Gum, Agar, Sodium Phytate, Beta-Glucan, Citrus Junos Fruit Oil, Glutathione, Helianthus Annuus (Sunflower) Seed Oil, Hydroxydecyl Ubiquinone, Melia Azadirachta Flower Extract, Ocimum Sanctum Leaf Extract, Melia Azadirachta Leaf Extract, Curcuma Longa (Turmeric) Root Extract, Corallina Officinalis Extract, Tranexamic Acid, Xanthan Gum, Tocopherol, Sodium Ascorbyl Phosphate