ProtoClinical k-beauty MEDICUBE: Txa Niacinamide 15% Serum (30ml) single upright pale pink serum bottle centered on a light background
medicube

MEDICUBE: Txa Niacinamide 15% Serum (30ml)

$31.59
Provides intensive moisture that sinks in without heaviness Clarifies skin for a visibly cleaner, more translucent look Fades the look of dark spots and post-inflammatory marks
PIGMENT MODULATION CONCENTRATE

This intensive serum utilize a 15% concentration of Niacinamide and Tranexamic Acid to target persistent hyperpigmentation. It focuses on the chemical signals that lead to melanin overproduction.

BARRIER SUPREME

Formulated with 39 active ingredients including peptides, it strengthens the dermal-epidermal junction. It ensures a clear, uniform skin tone while restoring the skin's moisture-binding capacity.

For all skin types dealing with dark spots: medicube's serum with Niacinamide works from within to deliver provides intensive moisture that sinks in without heaviness, not just temporary comfort.
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Niacinamide 15%: intercepts melanin transfer to fade spots and refine pore texture from within Peptides: signal the skin to produce more collagen through its own natural repair pathways Tranexamic Acid: blocks melanin transfer to fade stubborn dark spots that resist other treatments
MEDICUBE: Txa Niacinamide 15% Serum (30ml)
MEDICUBE: Txa Niacinamide 15% Serum (30ml) Default Title
$31.59
Ingredient-focused product details Clear use directions Full INCI when available Delivery confirmed at checkout
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Niacinamide 15%

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 dark spots, delivering provides intensive moisture that sinks in without heaviness with consistent use.

Niacinamide 15%
intercepts melanin transfer to fade spots and refine pore texture from within
Peptides
signal the skin to produce more collagen through its own natural repair pathways
Tranexamic Acid
blocks melanin transfer to fade stubborn dark spots that resist other treatments
Texture

Lightweight, absorbing

All Skin Types
Hover the swatch: it ripples like water

How to use

1

How to use:

2

• Step 1: Apply 2-3 drops to clean, toned skin.

3

• Step 2: Gently massage evenly across the face.

4

• Step 3: Focus on areas with visible dark marks.

5

• Step 4: Seal with a moisturizer to prevent TEWL.

Full transparency

Ingredients

Niacinamide intercepts melanin transfer to fade spots and refine pore texture from within, Peptides signal the skin to produce more collagen through its own natural repair pathways, and Tranexamic Acid completes the formula as a blocks melanin transfer to fade stubborn dark spots that resist other treatments.

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 dark spots, delivering provides intensive moisture that sinks in without heaviness with consistent 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 provides intensive moisture that sinks in without heaviness, 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 dark spots. 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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