
Mixsoon
Vitamin C 20% Brightening Serum
Serum · 21 ingredients
Mixsoon's Vitamin C 20% Brightening Serum is a high-concentration formula with 20% pure Vitamin C that revitalizes and brightens. It targets uneven tone, texture, and dullness, enhancing your skin’s natural radiance and glow.

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.
Set your skin profile to see how these suit you
Set your skin profileNo conflicts — safe to layer
Both are Serum products.
Hydration support
L-Ascorbic Acid
A form of vitamin C — an antioxidant that brightens, fades dark spots, and supports collagen.
Niacinamide
Strengthens the barrier, controls oil, and fades dark spots — gentle and plays well with almost everything.
Glutathione
An antioxidant brightener that supports a more even tone.
Gluconolactone (PHA)
A gentle, large-molecule exfoliant that smooths and hydrates — ideal for sensitive skin.
Adenosine
A cell-signaling ingredient that smooths fine lines and supports firmer skin.
Ferulic Acid
An antioxidant that stabilizes vitamins C and E and roughly doubles their sun defense.
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.
Hydration
Barrier
Brightening
Anti-aging
Firmness
Texture
Pores
Oil control
Antioxidant
Hydration
Barrier
Brightening
Anti-aging
Firmness
Pores
Oil control
Soothing
Antioxidant
Healing