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ProtoClinical k-beauty K-SECRET SEOUL 1988 BOOSTING SERUM : COLLAGEN COMPLEX 7 + RED GINSENG 30ml in a single amber pump bottle, centered upright on a light cream background
ProtoClinical k-beauty K-SECRET SEOUL 1988 BOOSTING SERUM : COLLAGEN COMPLEX 7 + RED GINSENG 30ml in a slim amber pump bottle, front-facing and centered on a soft blush background
K-SECRET

K-SECRET SEOUL 1988 BOOSTING SERUM : COLLAGEN COMPLEX 7 + RED GINSENG 30ml

$26.20
Supports firmer-looking skin Boosts healthy radiance Helps smooth texture Reinforces moisture barrier Softens dryness
Firming & Vitality BoostCollagen Complex 7: Supports a plumper, smoother-looking complexion.Red Ginseng: Helps energize and revitalize the skin.Radiance & Even-Tone CareNiacinamide: Helps improve the look of uneven tone and texture.Glutathione: Supports a clearer, more radiant appearance.Deep Moisture & Barrier SupportSqualane: Provides lightweight hydration for softer skin.Ceramide NP: Helps...
A multi-benefit serum that pairs firming care with glow and barrier support.
100% authentic

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Collagen Complex 7 Red Ginseng Vitality Barrier-Supporting Serum Radiance & Firming Care
collagen complex red ginseng niacinamide glutathione squalane ceramide NP
K-SECRET SEOUL 1988 BOOSTING SERUM : COLLAGEN COMPLEX 7 + RED GINSENG 30ml
K-SECRET SEOUL 1988 BOOSTING SERUM : COLLAGEN COMPLEX 7 + RED GINSENG 30ml Default Title
$26.20
Clinically proven actives Dermatologist tested 100% authentic Korean Cruelty-free
Pairs beautifully with

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$26.20

collagen complex, red ginseng, niacinamide, glutathione, squalane, and ceramide NP

Niacinamide works at the junction between melanocytes and keratinocytes, intercepting melanin transfer before pigment reaches the visible surface. It simultaneously boosts ceramide synthesis to strengthen the lipid barrier, which is why consistent use addresses both discoloration and dehydration. In K's serum, Niacinamide targets loss of firmness, delivering delivers deep, lasting hydration that keeps skin plump throughout the day with consistent use.

Niacinamide
intercepts melanin transfer to fade spots and refine pore texture from within
Collagen
replenishes surface-level structural support for bounce and plumpness
Ceramides
restore the lipid mortar between skin cells to lock in moisture and keep irritants out
Squalane
mimics the skin's own oils for lightweight, non-clogging hydration
Ginseng
revitalizes tired skin by promoting microcirculation and cellular energy
The texture

Lightweight, absorbing serum

Firming & Vitality Boost
Collagen Complex 7: Supports a plumper, smoother-looking complexion.
Red Ginseng: Helps energize and revitalize the skin.
Radiance & Even-Tone Care
Niacinamide: Helps improve the look of uneven tone and texture.
Glutathione: Supports a clearer, more radiant appearance.
Deep Moisture & Barrier Support
Squalane: Provides lightweight hydration for softer skin.
Ceramide NP: Helps reinforce the skin barrier and retain moisture.

All Skin Types loss of firmness dullness uneven skin tone dryness
Hover the swatch: it ripples like water

How to use

1

Apply after toner.

2

Smooth over face and neck.

3

Pat in gently until absorbed.

4

Follow with cream to lock in moisture.

Full transparency

Ingredients

Collagen Complex 7, red ginseng, niacinamide, glutathione, squalane, and ceramide NP support bounce, glow, and barrier comfort.

K-SECRET SEOUL 1988 Boosting Serum is built as a broader resilience formula rather than a single-focus firming serum. Collagen Complex 7 supports a plumper, smoother skin feel, while red ginseng adds a revitalizing angle that fits the product's more energetic, vitality-driven positioning. Niacinamide and glutathione expand the formula beyond bounce alone by helping the complexion look clearer and more radiant. That matters because skin often reads as aged or tired when tone, texture, and moisture are all slightly off at the same time. Squalane and ceramide NP round out the science story by reinforcing moisture retention and barrier comfort, which helps the skin surface look softer and less depleted. Together, those elements create a formula that aims to improve visible firmness, glow, and overall skin comfort in one step. Overall, the product reads as daily full-face resilience care for skin that feels dry, dull, and less elastic. It is especially fitting for routines that want firming and glow in the same step.

The detail

Specs & details

FormatLightweight serum
SizeDefault Title
Skin typesAll Skin Types
Country of originSouth Korea
Before you add to cart

Questions & answers

After cleansing and toning, before moisturizer. Serums deliver actives most effectively on freshly prepped skin.
Yes. Apply from thinnest to thickest consistency and allow each layer to absorb before the next.
Most users notice initial improvement within 2 to 4 weeks. For full benefits like delivers deep, lasting hydration that keeps skin plump throughout the day, allow 6 to 8 weeks of consistent use.
Your skin begins adjusting. You may notice improved hydration and comfort before more visible changes like texture refinement become apparent.
Yes, this formula is developed to be compatible with all skin types dealing with loss of firmness. If you have very reactive skin, patch test on the inner arm before full application.
The formula is designed to be well-tolerated. For pregnancy-specific concerns, consult your healthcare provider. For sensitive skin, patch test before full application.
Niacinamide intercepts melanin transfer to fade spots and refine pore texture from within. Consistent daily use is key to seeing the full benefits.
Check the INCI list for the most accurate information on fragrance components. The formula is developed for minimal irritation potential.
Store in a cool, dry place away from direct sunlight. Use within 12 months of opening for optimal freshness and efficacy.
Serums have a higher concentration of targeted actives than essences and a lighter consistency than most ampoules. They deliver the most potent treatment in your routine.
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About the brand

OriginSeoul, KR
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