Niacinamide 10% + Zinc 1% Serum for Oily Skin vs The Niacinamide 15 Serum with Acetyl Glucosamine + Zinc PCA — Ingredient Comparison

The Ordinary

Niacinamide 10% + Zinc 1% Serum for Oily Skin

Serum · 11 ingredients · Canada

The Ordinary's Niacinamide 10% + Zinc 1% Serum for Oily Skin is a water-based vitamin and mineral formula with 10% niacinamide and 1% zinc PCA. It is great for those looking for solutions for visible shine, enlarged pores, and textural irregularities.

VeganCruelty-free

COSRX

The Niacinamide 15 Serum with Acetyl Glucosamine + Zinc PCA

Serum · 16 ingredients · South Korea

The Niacinamide 15 Serum with Acetyl Glucosamine + Zinc PCA from COSRX is a highly concentrated serum that combines the maximum concentration of niacinamide with optimal ratios of synergistic ingredients for total acne control.

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How these two interact

No conflicts — safe to layer

Both are Serum products.

At a glance

Vegan

—

Cruelty-free

—

Price

$4.80

$15.20 less

$20

Key ingredients

Niacinamide

Strengthens the barrier, controls oil, and fades dark spots — gentle and plays well with almost everything.

Zinc Pca

Controls oil and calms blemish-prone skin.

Niacinamide

Strengthens the barrier, controls oil, and fades dark spots — gentle and plays well with almost everything.

Vitamin E

An antioxidant that protects the barrier and supercharges vitamin C.

Niacinamide(15%)

Strengthens the barrier, controls oil, and fades dark spots — gentle and plays well with almost everything.

Zinc Pca

Controls oil and calms blemish-prone skin.

Allantoin

Calms redness and smooths texture — buffers harsh actives beautifully.

AHA

What it targets

Barrier

Brightening

Acne

Pores

Oil control

Barrier

Brightening

Texture

Acne

Pores

Oil control

Soothing

Antioxidant