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Ingredient · active

Vitamin B3

INCI: Niacinamide

Strong evidence
01

The science

How it works.

Inhibits melanosome transfer from melanocytes to keratinocytes; supports ceramide synthesis; regulates sebum production.

02

Benefits

  • Reduces hyperpigmentation
  • Strengthens skin barrier
  • Regulates oil production
  • Improves uneven tone
03

Caveats

  • Mild flushing at concentrations above 5% (rare)
04

Addresses

What this ingredient is for.

05

Products containing Vitamin B3 · 10

Where to find it.

Serum··
Editor's pick

Baobab Vitamin C Serum

Buumi Skincare

A 15% L-Ascorbic Acid serum stabilized in cold-pressed Tanzanian baobab oil. Brightening + barrier-light.

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Toner·
Solid

Kigelia Firming Toner

Asili Naturals

Astringent toner built around kigelia and aloe. Prepares skin for serums without stripping.

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Serum··
Solid

Niacinamide Clarity Serum

Pamoja Beauty

10% niacinamide + 1% zinc. A direct, no-frills treatment for sebum balance and uneven tone.

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Serum···
Editor's pick

Tranexamic Fade Serum

Suri Skincare

5% tranexamic acid + 2% niacinamide. Dermatologist-developed for stubborn melasma and post-inflammatory hyperpigmentation on Fitzpatrick IV–VI.

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Treatment··
Editor's pick

Azelaic Spot Treatment

Suri Skincare

15% azelaic acid. Treats active breakouts and the marks they leave behind, simultaneously.

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Serum··
Editor's pick

Glow Serum: Propolis + Niacinamide

Beauty of Joseon

60% propolis extract + 2% niacinamide. The hanbang-inspired luminosity serum that exploded internationally.

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Toner··
Solid

Glow Replenishing Rice Toner

Beauty of Joseon

Rice extract + alpha-arbutin in a hydrating toner format. The first-step brightening hydrator that anchors the BoJ routine.

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Moisturizer··
Solid

Dynasty Cream

Beauty of Joseon

Rich antioxidant cream with niacinamide, adenosine, and a hanbang botanical complex. The brand's heaviest leave-on for night use or dry climates.

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Exfoliant··
Solid

BHA Blackhead Power Liquid

COSRX

4% betaine salicylate (BHA equivalent). Daily-use chemical exfoliant focused on congestion and blackheads.

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Exfoliant··
Solid

AHA · BHA · PHA 30 Days Miracle Toner

Some By Mi

Multi-acid daily toner for textured, congested, hyperpigmented skin. The 30-day skin-reset benchmark.

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