ProtoClinical k-beauty Cos De BAHA N Niacinamide 10% + Zinc 1% Serum 30ml single upright olive serum bottle centered on a pale cream and green background
ProtoClinical k-beauty Cos De BAHA N Niacinamide 10% + Zinc 1% Serum 30ml single upright olive serum bottle centered on a pale cream and green background
ProtoClinical k-beauty Cos De BAHA N Niacinamide 10% + Zinc 1% Serum 30ml single serum bottle packshot centered on a clean light background in a square product shot
Cos De BAHA

Cos De BAHA N Niacinamide 10% + Zinc 1% Serum 30ml

$11.79
Helps reduce visible shine Refines the look of pores Brightens uneven-looking tone Adds light hydration Keeps skin feeling comfortable
Features Niacinamide 10% and Zinc PCA 1% in a lightweight serum to balance visible oil and reduce the look of enlarged pores. Formulated with Aloe Leaf Extract, Glycerin, and Sodium Hyaluronate for immediate and lasting hydration without greasiness. Includes Allantoin and Dipotassium Glycyrrhizate for a soothing effect, supporting...
A daily balancing serum for skin that wants less shine, clearer tone, and smoother texture.
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10% Niacinamide 1% Zinc PCA Pore-Balancing Serum
niacinamide 10% zinc PCA 1% aloe vera sodium hyaluronate allantoin
Cos De BAHA N Niacinamide 10% + Zinc 1% Serum 30ml
Cos De BAHA N Niacinamide 10% + Zinc 1% Serum 30ml Default Title
$11.79
Clinically proven actives Dermatologist tested 100% authentic Korean Cruelty-free
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niacinamide 10%, zinc PCA 1%, aloe vera, sodium hyaluronate, and allantoin

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 this serum, Niacinamide targets visible pores, delivering delivers deep, lasting hydration that keeps skin plump throughout the day with consistent use.

Niacinamide 10%
intercepts melanin transfer to fade spots and refine pore texture from within
Allantoin
neutralizes irritation signals while promoting gentle cell regeneration
Aloe Vera
delivers instant soothing hydration with natural anti-inflammatory compounds
Glycerin
acts as a powerful humectant that draws moisture from the environment into the skin
Zinc 1%
calms inflammation and regulates sebum production for clearer, less oily skin
The texture

Lightweight, absorbing serum

  • Features Niacinamide 10% and Zinc PCA 1% in a lightweight serum to balance visible oil and reduce the look of enlarged pores.
  • Formulated with Aloe Leaf Extract, Glycerin, and Sodium Hyaluronate for immediate and lasting hydration without greasiness.
  • Includes Allantoin and Dipotassium Glycyrrhizate for a soothing effect, supporting a smoother and more comfortable feel even with daily use.
  • Botanical extracts deliver plant-derived cosmetic benefits for improved skin comfort and visible freshness.
  • Fast-absorbing, non-sticky texture fits both AM and PM routines, formulated strictly as a cosmetic in compliance with Amazon beauty category rules.
All Skin Types excess oil visible pores uneven tone dehydration
Hover the swatch: it ripples like water

How to use

1

After toner, apply 2 to 3 drops over the face.

2

Pat gently into the skin until absorbed.

3

Focus on the areas that need the most care.

4

Follow with moisturizer.

5

Use morning and night.

Full transparency

Ingredients

niacinamide 10%, zinc PCA 1%, aloe vera support controlled balance for oily, pore-prone skin.

This formula is designed for skin that wants visible oil control without the stripped feel that harsher products can cause. Ingredients such as niacinamide 10%, zinc PCA 1%, aloe vera are commonly used to help reduce the look of excess shine, enlarged pores, and uneven texture while still supporting barrier balance. That is important because oily skin still needs hydration and comfort to stay smooth and cooperative. The lightweight texture supports regular use under moisturizer or sunscreen, which makes the routine easier to maintain. The science story here is balance rather than punishment: help the complexion look clearer and more refined while keeping the skin surface comfortable enough for daily wear. The texture and delivery format are part of why the formula makes practical sense in a daily routine, because products like this work best when they are comfortable enough to use consistently and easy to layer with moisturizer, sunscreen, or makeup as needed. That consistent, low-friction use is what makes the visible results more believable over time.

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 visible pores. 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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