
medicube
TXA Niacinamide 15% Serum
Serum · 40 ingredients · South Korea
TXA Niacinamide 15% Serum is a high-potency Korean serum formulated with 5% Tranexamic Acid and 10% Niacinamide to brighten dark spots, even skin tone, and deeply hydrate. Medicube's highest TXA concentration for dark spot and acne scar care to make healthy skin barrier and complexion.

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Even Tone Refillable Serum with Niacinamide for Improving Dark Spots
Serum · 13 ingredients
A brightening serum formulated to target dark spots and uneven skin tone. It combines 4% niacinamide, a form of vitamin B3 that promotes a more balanced complexion, with 3% tranexamic acid to reduce existing discoloration and help prevent new dark spots from forming. Azelaic acid and alpha-arbutin round out the formula as antioxidants that work to brighten and even the skin.
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Both are Serum products.
Niacinamide
Strengthens the barrier, controls oil, and fades dark spots — gentle and plays well with almost everything.
Hyaluronic Acid
Holds water in the skin for instant plumping and hydration.
Peptides
Amino-acid messengers that signal collagen production for firmer, smoother skin.
Glycerin
The workhorse humectant — simple, effective, and exceptionally well-tolerated.
Tranexamic Acid
Targets stubborn melasma at its inflammatory root — gentle and well-tolerated.
Alpha Arbutin
A safe, stable brightener without the risks of hydroquinone.
Adenosine
A cell-signaling ingredient that smooths fine lines and supports firmer skin.
Panthenol (B5)
A barrier-repairing humectant that hydrates and calms — a sensitive-skin staple.
Rosa Centifolia Flower Oil
A nourishing plant oil that softens skin and helps seal in moisture.
Ferulic Acid
An antioxidant that stabilizes vitamins C and E and roughly doubles their sun defense.
Glutathione
An antioxidant brightener that supports a more even tone.
Niacinamide
Strengthens the barrier, controls oil, and fades dark spots — gentle and plays well with almost everything.
Tranexamic Acid
Targets stubborn melasma at its inflammatory root — gentle and well-tolerated.
Glycerin
The workhorse humectant — simple, effective, and exceptionally well-tolerated.
Alpha Arbutin
A safe, stable brightener without the risks of hydroquinone.
Hydration
Barrier
Brightening
Anti-aging
Firmness
Pores
Oil control
Soothing
Antioxidant
Healing
Hydration
Barrier
Brightening
Pores
Oil control