Ultra Repair Hydration Boost Serum

Ultra Repair Hydration Boost Serum

5 PDRN Collagen Intense Vitalizing Serum with Adenosine & Niacinamide

5 PDRN Collagen Intense Vitalizing Serum with Adenosine & Niacinamide

Ultra Repair Hydration Boost Serum

First Aid Beauty

Ultra Repair Hydration Boost Serum

Serum · 18 ingredients · USA

First Aid Beauty's Ultra Repair Hydration Boost Serum is a lightweight serum that infuses skin with hydration + visibly plumps to make skin look healthier.

5 PDRN Collagen Intense Vitalizing Serum with Adenosine & Niacinamide

COSRX

5 PDRN Collagen Intense Vitalizing Serum with Adenosine & Niacinamide

Serum · 39 ingredients · South Korea

COSRX 5 PDRN Collagen Intense Vitalizing Serum lifts, firms, and brightens with five PDRN derivatives and low-molecular collagen. Clinically proven to boost radiance and smooth fine lines.

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How these two interact

No conflicts — safe to layer

Both are Serum products.

At a glance
Price
$31.20
$20
$11.20 less
Key ingredients

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.

Glycerin

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

Collagen

A large hydrating molecule that forms a moisture-retaining film on the surface for a plump, smooth feel.

Panthenol (B5)

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

Colloidal Oatmeal

A soothing ingredient that calms redness and irritation.

Allantoin

Calms redness and smooths texture — buffers harsh actives beautifully.

Sodium Pca

A humectant that pulls water into the skin for plumper, more hydrated skin.

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.

Centella

Calms inflammation and speeds barrier recovery.

Vitamin E

An antioxidant that protects the barrier and supercharges vitamin C.

Glycerin

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

Panthenol (B5)

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

Adenosine

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

Collagen

A large hydrating molecule that forms a moisture-retaining film on the surface for a plump, smooth feel.

Allantoin

Calms redness and smooths texture — buffers harsh actives beautifully.

Alpha Arbutin

A safe, stable brightener without the risks of hydroquinone.

What it targets

Hydration

Barrier

Texture

Soothing

Hydration

Barrier

Brightening

Anti-aging

Firmness

Texture

Pores

Oil control

Soothing

Antioxidant

Healing