Does Hyaluronic Acid Serum Actually Dehydrate Your Skin?

Myth Busted
We tested the viral claim that this cult serum can suck moisture from your skin instead of adding it.
Expert Analysis · Honest Reviews · Real Results
1.💧The Viral Backlash

Everyone says HA is a desert for your face. That it pulls moisture from your skin instead of giving it.

The rumor mill says if your air is dry, this serum turns traitor. So I tested it in my bone-dry apartment all winter.

2.🔍The Cult Serum

It’s The Ordinary‘s Hyaluronic Acid 2% + B5. Under $10. I bought it because the internet was having a full-blown identity crisis over it.

1

Texture

Sticky, clear gel — like slightly thinned-out school glue.

2

Scent

Nothing. Zero fragrance.

3

Packaging

Cheap glass dropper — it works, but feels fragile.

a woman holding a bottle of medicine and a magnifying glass

Photo: Content Pixie / Unsplash

3.🤔What’s Actually In It

Four types of HA molecules at different weights. The low ones sink in, the high ones sit on top. The B5 is just there to soothe any potential tightness.

  • Low-Molecular HA: Can penetrate surface layer
  • High-Molecular HA: Forms film on skin
  • Crosspolymer HA: Holds water longer
  • Vitamin B5: Calms irritation
white and clear glass container on brown wooden table

Photo: Poko Skincare / Unsplash

4.📊The Feel Test

Apply to damp skin and it vanishes in 8 seconds. Leaves a faint, tacky film. Not silky — more like a primer grip.

After two weeks, no dehydration drama. But the surprise? It pills under my sunscreen if I rub. Patting only.

💡

One Thing: Spritz your face with water *after* applying. It reactivates the HA and cuts the tackiness.
woman in white tank top

Photo: Fleur Kaan / Unsplash

5.Who It Works For

My skin was plumper by noon. No new lines from dehydration. Did it erase wrinkles? No. It just made my skin look well-hydrated, not transformed.

Buy if
Your skin feels tight or you need a hydration buffer before retinol.
⏭️

Skip if
You hate any texture or live in extreme desert air with zero humidity.
💰

Worth it?
For $7, it’s a no-brainer experiment.
black orange and blue square container

Photo: Laura Chouette / Unsplash

6.🌟The Myth: Busted

It doesn’t dehydrate you. But it’s not magic. It’s a basic hydrator that needs a little technique.

7.5/10
A cheap, effective hydrator with a learning curve.
🛍️

Where to Buy: Sephora or the brand site. Get the 30ml first to test the texture.