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JUMISO Niacinamide 20% Serum

Ingredients and claims, checked

Product photo of JUMISO Niacinamide 20% Serum

Last checked September 7, 2026

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What is it like at a glance?

What the ingredients do

Hydration leads, with 5 of 35 ingredients. It also contains Tranexamic Acid.

Hydration
5
Skin protection
3
Softening
2
Tightening
2

Worth knowing

  • Has a fungal-acne trigger

What is this product?

When
Morning and evening

A serum that adds targeted ingredients after toner. It comes in a 40 ml bottle with Niacinamide 20% and Tranexamic Acid.

Who is it for?

Good for

  • People avoiding fragrance

What's good, and what to watch for?

Good points

  • Contains Niacinamide 20%

Watch-outs

  • If you get fungal acne: Polyglyceryl-10 Oleate

What is in it?

The full ingredient list as the brand publishes it, in the printed order. Tap a name to read about that ingredient.

This brand publishes its ingredient list in Korean only. Names below are the matching INCI names from the Korean Cosmetic Association ingredient dictionary.

Key ingredientWorth a closer look

Ingredients with no mark are ones we found nothing notable about, and when marks overlap on one ingredient we show the caution first.

Claims

See each claim, checked (2)

Claims, checked

  • Niacinamide 20% Serumpartly backed
  • [Blemish/Pore Care]partly backed

We quote each claim exactly as the brand published it, then check it against the ingredient list and the brand's own documents.

How we check claims