Sinsuru Starry Niacin 15 Correcting Serum 30ml

A high-potency brightening serum formulated with 15% niacinamide and a multi-layered tone-correcting complex to visibly even out skin and revive radiance.

Target: Post-acne marks, blotchy discoloration, dullness, and uneven skin tone

Texture: Lightweight, fast-absorbing serum that feels non-sticky on skin

Finish: Smooth and refined with a more luminous appearance over time

Hydration: Layered hyaluronic acid complex and polyglutamic acid help maintain lasting moisture balance

Proof: In a 72-hour user trial, all participants reported clearer, more even-looking skin with reduced patchiness

Best for: All skin types, including sensitive skin; suits those in their 20s–40s dealing with acne marks, environmental dullness, or discoloration

Key Ingredients

• Niacinamide (15%) — helps visibly brighten skin tone, minimize the look of pores, and support a balanced oil-moisture level
• Alpha-Arbutin & Arbutin — work together to help fade the appearance of dark spots and post-blemish discoloration
• Kojic Acid — supports a more even complexion by helping to reduce the look of stubborn pigmentation
• Hyaluronic Acid, Hydrolyzed Hyaluronic Acid & Sodium Hyaluronate — a triple-weight HA complex that helps deliver multi-depth hydration for plumper, smoother-feeling skin
• Polyglutamic Acid — helps lock in moisture and supports a dewy, supple skin surface

How to Use

After cleansing and toning, dispense a small amount onto fingertips and gently press into the face until fully absorbed. Follow with moisturizer and sunscreen. Use daily, morning and/or evening.

Full Ingredients

Water, Niacinamide, Butylene Glycol, Methylpropanediol, Alpha-Arbutin, Arbutin, 1,2-Hexanediol, Propanediol, Hydroxyacetophenone, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Tromethamine, Kojic Acid, Glycerin, Ethylhexylglycerin, Zea Mays (Corn) Kernel Extract, Coptis Japonica Root Extract, Disodium EDTA, Hyaluronic Acid, Hydrolyzed Hyaluronic Acid, Sodium Hyaluronate, Fructan, Glucose, Sodium DNA, Polyglutamic Acid, Dimethyl Sulfone