Is Experiment Beauty Super-Saturated Serum Better Than Hyaluronic Acid?

Routine Science

Your AM and PM serums might be working against each other—here’s the one formula that flips the script.

Expert Analysis · Honest Reviews · Real Results

1.🌞Your serum is lying to you

You’re probably layering a hyaluronic acid serum in the morning and another at night, and your skin is still tight by 2 PM. That’s not a hydration problem — it’s a formula problem.

Most HA serums are water-thin and evaporate before they do anything. This one is thick enough to actually stay put, and it’s the first thing I’ve used that doesn’t require me to reapply my moisturizer like it’s sunscreen.

2.🌙What you’re actually buying

It’s a $38 serum that uses a “supersaturated” blend of five molecular weights of hyaluronic acid plus polyglutamic acid (PGA) — which holds 4x more water than HA. The claim that got me: it works harder than plain HA without the midday crash.

Five-weight HA complex

Small molecules penetrate deep; large ones sit on top — so you get both instant and delayed hydration.

PGA (polyglutamic acid)

It’s the overachiever ingredient that keeps water in your skin longer than HA alone.

Glycerin base

Not water — so it doesn’t evaporate off your face in 10 minutes.

a bottle of mf hair oil on a beige background

Photo: Mockup Free / Unsplash

3.⚗️The ingredient reality check

It’s not a magic potion — it’s a smarter delivery system. The hero here is the ratio of HA to PGA, which is 1:1, and that’s rare. Most brands add a pinch of PGA and call it a day.

Hyaluronic Acid (5 weights): Hydrates at every skin layer
Polyglutamic Acid: Seals water in, 4x more than HA
Glycerin: Humectant that pulls moisture from air
Tremella Mushroom: Plant-based HA alternative that adds slip

person holding white plastic bottle pouring white liquid on white ceramic mug

Photo: Content Pixie / Unsplash

4.🔬Texture, smell, and the first week

It’s a gel-serum — think clear honey but less sticky. It absorbs in about 20 seconds, which is weirdly fast for something this thick. No fragrance, no sting, no residue on my pillowcase.

Week two: my skin felt bouncier (not a word I use, but here we are). The surprise? It played nice under makeup — no pilling, no weird balling — even with SPF on top. That’s rare.

💡

One Thing: Apply it on damp skin — like, spray your face first. It locks in that extra water and makes the serum go further. You’ll use half as much.

Photo: El S / Unsplash

5.💧Did it actually work?

My forehead lines looked less etched by week three — not gone, just softer. My cheeks stayed hydrated through a full workday in air conditioning, which is my personal desert. But it didn’t fix my dry patches overnight, and it won’t replace a moisturizer.

✅

Buy if

You have normal-to-dry skin and your current HA serum feels like water.

⏭️

Skip if

You’re oily and live in humidity — this will feel like too much.

💰

Worth it?

Yes — it’s the price of two mediocre serums, and it actually does the job.

three makeup brushes on top of compact powders

Photo: Rosa Rafael / Unsplash

6.📅My final call

If you’re using a basic HA serum, you’re wasting money. This is the upgrade that makes you realize what hydration actually feels like.

8.7/10

Thicker, smarter, and actually lasts

🛍️

Where to Buy: Get it directly from Experiment Beauty’s site — they do 20% off your first order if you sign up for texts. Don’t pay full price anywhere else.