Benefiance Dark Spot and Wrinkle Smoothing Serum vs The Vitamin C 13 Serum with Super Vitamin E & Hyaluronic Acid — Ingredient Comparison

Shiseido

Benefiance Dark Spot and Wrinkle Smoothing Serum

Serum · 50 ingredients · Japan

A powerful serum clinically proven to improve the appearance of dark spots and wrinkles, in as soon as two weeks.*¹ This multi-benefit solution delivers intensive efficacy on dullness, uneven skin tone and texture for all skin types, including sensitive and acne-prone.

COSRX

The Vitamin C 13 Serum with Super Vitamin E & Hyaluronic Acid

Serum · 25 ingredients · South Korea

COSRX The Vitamin C 13 Serum offers a mild, beginner-friendly dose of vitamin C to visibly brighten and even skin tone. Ideal for sensitive skin seeking daily radiance with less irritation.

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How these two interact

No conflicts — safe to layer

Both are Serum products.

At a glance

Price

$89

$16.80

$72.20 less

Key ingredients

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.

Vitamin E

An antioxidant that protects the barrier and supercharges vitamin C.

Glycerin

The workhorse humectant — simple, effective, and exceptionally well-tolerated.

Shea Butter

A rich butter that deeply softens and protects dry skin.

Elaeis Guineensis (Palm) Oil

A nourishing plant oil that softens skin and helps seal in moisture.

Gossypium Herbaceum (Cotton) Seed Oil

A nourishing plant oil that softens skin and helps seal in moisture.

Licorice Root

Brightens and soothes at once.

Citrus Limon (Lemon) Peel Oil

A nourishing plant oil that softens skin and helps seal in moisture.

Citrus Aurantium Bergamia (Bergamot) Fruit Oil

A nourishing plant oil that softens skin and helps seal in moisture.

Caffeine

An antioxidant that temporarily de-puffs and tightens — popular around the eyes.

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.

Hyaluronic Acid

Holds water in the skin for instant plumping and hydration.

Squalane

A lightweight, biomimetic oil that softens without clogging pores — pairs perfectly with strong actives to offset dryness.

Vitamin E

An antioxidant that protects the barrier and supercharges vitamin C.

Ascorbic Acid(13%)

A form of vitamin C — an antioxidant that brightens, fades dark spots, and supports collagen.

Panthenol (B5)

A barrier-repairing humectant that hydrates and calms — a sensitive-skin staple.

Caffeine

An antioxidant that temporarily de-puffs and tightens — popular around the eyes.

Glutathione

An antioxidant brightener that supports a more even tone.

Adenosine

A cell-signaling ingredient that smooths fine lines and supports firmer skin.

Allantoin

Calms redness and smooths texture — buffers harsh actives beautifully.

Elaeis Guineensis (Palm) Oil

A nourishing plant oil that softens skin and helps seal in moisture.

Licorice Root

Brightens and soothes at once.

What it targets

Hydration

Barrier

Brightening

Pores

Oil control

Soothing

Antioxidant

Hydration

Barrier

Brightening

Anti-aging

Firmness

Texture

Pores

Oil control

Soothing

Antioxidant