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The Ordinary Hyaluronic Acid 2% + B5 (with Ceramides), Multi-Depth Hydration Serum for…

Product photograph as listed on Amazon.

The Ordinary

The Ordinary Hyaluronic Acid 2% + B5 (with Ceramides), Multi-Depth Hydration Serum for Plumper…

$9.9

★★★★½ 4.7 out of 5 · 38,951 Amazon ratings

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Best Amazon 5-Star Haul — 70 finds

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The Quick Take

What it is

A lightweight, no-fuss hydration serum with five types of hyaluronic acid, ceramides, and B5 that layers easily under anything. Perfect for anyone whose skin needs a plumping boost without the heaviness.

Why We Like It

Why it keeps winding up in carts

Nearly 39,000 five-star ratings and a 4.7-star average speak to real staying power—at under $10, it's the kind of staple that keeps people coming back.

The hydration workhorse that costs less than coffee.

Crowd Takeaways

Most reviewers land in the same place: impressed — lightweight absorption.

Impressedlightweight absorption
Reassuredthe price-to-quality ratio
Pleasednoticeable skin transformation
Slightly Cautiousinitial stickiness

Ranked by how often each reaction comes up, strongest first, reservations last. Based on 38,951 Amazon ratings for this product.

Our Take

A proof-of-concept: serious ingredients, serious price, seriously beloved.

Five types of hyaluronic acid in one $9.90 bottle—designed to hydrate every layer of skin at once. The Ordinary has built a following on stripping away marketing bloat and delivering active ingredients at prices that don't require a justification speech. This serum is their textbook move.

The Buying Guide

What to look at before you buy

01

5 types of hyaluronic acid

Multi-Depth Hydration System

Rather than relying on one molecular weight, this formula uses multiple sizes to penetrate different skin depths. That's the kind of layered thinking you'd expect from a pricier brand—here it costs pocket change. The result is moisture that settles in and sticks around.

02

Ceramides + Pro-Vitamin B5

Barrier Support

Ceramides are structural—they lock moisture in and reinforce your skin's natural barrier. B5 works alongside them to help your skin hold onto that hydration longer. Together, they turn a simple serum into a mini moisture architecture project.

03

Lightweight serum, 1 Fl Oz

Texture & Ritual

This is a thin, runny liquid that absorbs fast and plays nicely with other products. Apply to damp skin for maximum penetration. It's the kind of serum that vanishes into your routine without fanfare.

Good to know

The details worth having

  • PriceAt $9.90 for a multi-acid, ceramide-rich formula, this is genuinely hard to beat—most competitors charge 3–5× more for comparable ingredient density.
  • Who it’s forAnyone with dry or dehydrated skin, especially those layering actives who need a workhorse hydrator that won't irritate or complicate their regimen.
  • Instant HydrationProvides immediate, long-lasting hydration for smoother, plumper, and healthier-looking skin.
  • Supports Skin BarrierCeramides lock in moisture and support the skin’s protective barrier.
  • Reduces Fine LinesMinimizes the appearance of fine dry lines and wrinkles while promoting elasticity and skin smoothness.
  • ProVITAMIN B5: Enhances the skin's moisture retention and supports the formation of essential barrier components like ceramides.
  • 5 Types of Hyaluronic AcidDelivers hydration to multiple layers of the skin, improving moisture retention and skin suppleness.

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