ProtoClinical k-beauty KLAIRS Midnight Blue Youth Activating Drop 20ml dark navy serum bottle silhouette with soft peach side accents on a white background.
ProtoClinical k-beauty KLAIRS Midnight Blue Youth Activating Drop 20ml dark navy serum bottle silhouette with soft peach side accents on a white background.
KLAIRS

KLAIRS Midnight Blue Youth Activating Drop 20ml

$26.20
Supports a firmer-looking complexion Softens the look of fine lines Improves bounce over time Layers lightly in night routines Promotes smoother texture
Skin gradually ages and loses elasticity over time. This is a natural phenomenon that can’t be prevented or avoided. However, you can delay the process by replenishing the skin of its collagen & natural elasticity and repairing damage of time.This night serum is designed to combat various causes...
A lightweight night serum that helps skin look smoother, bouncier, and less tired over time.
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Dual-Peptide Night Care EGF + bFGF Support Lightweight Youth Serum
dual peptides egf bfgf
KLAIRS Midnight Blue Youth Activating Drop 20ml
KLAIRS Midnight Blue Youth Activating Drop 20ml Default Title
$26.20
Clinically proven actives Dermatologist tested 100% authentic Korean Cruelty-free
Pairs beautifully with

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dual peptides, egf, and bfgf

Topical collagen molecules are too large to penetrate deep into the dermis, but they serve a critical role on the surface: forming a moisture-retaining film that mimics the skin's natural collagen matrix. In this serum, Collagen targets loss of firmness, delivering restores skin's natural bounce and elasticity with consistent use.

Collagen
replenishes surface-level structural support for bounce and plumpness
Peptides
signal the skin to produce more collagen through its own natural repair pathways
The texture

Lightweight, absorbing serum

Skin gradually ages and loses elasticity over time. This is a natural phenomenon that can’t be prevented or avoided. However, you can delay the process by replenishing the skin of its collagen & natural elasticity and repairing damage of time.

This night serum is designed to combat various causes of aging, and rewind time to improve the appearance of fine lines and wrinkles, through a dual peptide formula strengthened by EGF (sh-Oligopeptide-1) and bFGF (sh-Polypeptide-1). While small in size, this 10 ingredient serum is perfect for use by everyone—regardless of age, to fight and prevent aging for a youthful complexion.

All Skin Types fine lines loss of firmness texture concerns dullness
Hover the swatch: it ripples like water

How to use

1

In the evening after toner, apply 1-2 drops over the face.

2

Focus on areas with visible fine lines or loss of firmness.

3

Pat gently until absorbed.

4

Follow with moisturizer.

Full transparency

Ingredients

Dual peptides with EGF and bFGF support a smoother, firmer-looking complexion overnight.

The science behind KLAIRS Midnight Blue Youth Activating Drop is based on supporting skin texture, elasticity, and moisture balance at the same time. Peptides and growth-factor-inspired ingredients are often used in minimalist anti-aging formulas because they help support a firmer-looking finish and soften the appearance of early lines. Their role is mostly cosmetic: they support the look of elasticity and smoother texture rather than acting like a medical treatment. This pairing matters because renewal-focused ingredients work best when the skin is also kept hydrated and comfortable enough for consistent use. A lightweight night serum is a practical format for these ingredients because it layers easily and can stay in the routine without feeling heavy. The realistic outcome is gradual cosmetic improvement in bounce, smoothness, and wrinkle visibility rather than a dramatic overnight change. In a well-balanced serum or cream, film-formers, humectants, and soothing agents help the product sit evenly on skin and reduce the dry, stressed feeling that can exaggerate texture. That combination is what makes modern anti-aging formulas more wearable: they aim to renew the surface while keeping the barrier supported, so skin can look firmer, smoother, and more resilient with regular use.

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 restores skin's natural bounce and elasticity, 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.
Collagen replenishes surface-level structural support for bounce and plumpness. 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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KLAIRS
About the brand

OriginSeoul, KR
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