[ K-SECRET ] SEOUL 1988 Glow Serum : Niacinamide 15% + Yuja

Recommended for: All skin types, focused dark spot or mark concerns

Perfect for: When dull marks and a shadowed complexion bother you and need focused toning, and you want the synergy of fresh, pristine yuzu extract and niacinamide to fill in a clear, transparent, lemon-toned glow.

AM: After toner, take an appropriate amount and absorb evenly, always layering SPF 50+ sunscreen to protect the active ingredients.

PM: At the evening serum step, layer over areas dense with freckles and dark spots for focused whitening.

Niacinamide (15%), Yuzu Extract, Pure Vitamin C, Purified Water

- Niacinamide: an ultra-high 15% concentration powerfully blocks the melanin transfer pathway
- Yuzu Extract: natural vitamin vitality energy adds radiance to tired texture
- Vitamin C: brightening that focuses on resetting complexion shadows and dark spots

Overwhelming Mark-Fighting Power With 15% Niacinamide

This is the high-functioning 15% Niacinamide Yuzu Serum from the SEOUL 1988 line, maximising the essential efficacy of skincare. It's prescribed with an overwhelming 15% ultra-high concentration of certified brightening ingredient niacinamide, along with pristine yuzu extract, containing over three times the vitamins of lemon. It refines a blotchy complexion from external stressors and sun exposure into an even, clear tone.

A serum where 15% ultra-high concentration niacinamide and yuzu completely refine deep dark spots and mark traces.

Certified for brightening functionality; clinically confirmed reduced melanin pigmentation area with continued use

Global sales: A bestseller in brightening across global cross-border shopping and direct-purchase markets

Awards: A rising-star pick in the K-beauty whitening serum category on Amazon

Picker's comment: "If dull marks and a shadowed complexion need focused toning, this 15% niacinamide and yuzu serum fills in a clear glow."