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Supersize Hyaluronic Acid Serum - 100ml on a shelf
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Statistic from recent Clinical study where customers tried Hyaluronic Acid Serum
How to layer Hyaluronic acid serum in your routine
Key stats from recent clinal trial of customers using Hyaluronic Acid Serum
 Before and After of customer using Hyaluronic Acid Serum
Ingredients in Hyaluronic acid serum
how to use Hyaluronic acid serum
3 different bottle sizes of Hyaluronic Acid Serum and usage. (30ml = 60 uses, 60ml = 120 uses 100ml = 180 uses)
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Model applying Hyaluronic Acid Serum

Supersize Hyaluronic Acid Serum - 100ml | The INKEY List

Non-tacky hydrating serum for all skin types, now x3 the size!

4.7
Rated 4.7 out of 5 stars
4.7 Stars (2,977 Reviews)
$25.00 / 100ml

Free Deluxe Mini Sample* Claim at cart

What you get: A lightweight hydrating serum that delivers instant and lasting hydration, leaving your skin plump, smooth, and ready for the day.  

Why it works: 2% Multi-Molecular Hyaluronic Acid holds up to 1000x its weight in water, delivering intense hydration across multiple layers of skin. Matrixyl™ 3000 Peptide helps to pump, firm and smooth skin.

How it feels: Lightweight and hydrating. No greasiness, stickiness, or tackiness. 

When to use: AM & PM. Use this moisturising serum right after your cleanse.   

Suitable for:

  • All skin types
  • Sensitive skin
  • Pregnancy & breastfeeding
  • Teen approved

Targets:

  • Dehydrated skin
  • Fine lines & wrinkles
  • Damaged skin barrier

Awards & Features

  • Glamour
  • Allure 2022 Award Winner
  • CEW 2023 Award Winner
  • get the gloss
  • get the gloss

The cult-favourite, hydration serum that hero that kicked off the INKEY obsession

Clinically proven to deliver instant hydration – but it doesn’t stop there clinically proven to plumps, firms, smooths and boost the efficacy of every product you layer on top – and its only $25 - its your overpriced serums worst nightmare.

  • Instantly hydrates & plumps

  • Boosts absorption of other products

  • Lightweight, non-sticky formula. Just $25

Hyaluronic acid Serum

Shipping info

Standard tracked shipping

  • $5.95 or FREE on your first order & orders over $35
  • (2-5 business days*)

Express tracked shipping

  • $15
  • (2-3 business days*, when ordered before 3pm EST)

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Supersize Hyaluronic Acid Serum - 100ml

Supersize Hyaluronic Acid Serum - 100ml

  • • Maintains healthy, hydrated skin.
  • • Helps your other skincare work harder.
  • • Leaves skin plump & smooth.
  • • Every skin's staple serum.

or

Have you tried?

Ectoin Hydro-Barrier Serum

Ectoin Hydro-Barrier Serum

  • • Hydrates and strengthens the skin barrier in just 15 minutes*
  • • Gives bouncier and smoother skin in just 7 days*
  • • Targets signs of a compromised skin barrier.
  • • Perfect for dry, dull and irritated skin.

Still not sure?

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  • Before and after showing results of Supersize Hyaluronic Acid Serum - 100ml
    "I decided to try Hyaluronic Acid Serum as I'm struggling with acne dry skin from medications. I've been using it for more than a year and my skin is glowing and feels softer than ever! I would definitely recommend this product if you want change your skin for better!"

    Katarzyna

  • Before and after showing results of Supersize Hyaluronic Acid Serum - 100ml

    "You have been a part of the past 2 years of my skincare journey. Thank you INKEY!"

    Keanu

  • Before and after showing results of Supersize Hyaluronic Acid Serum - 100ml
    "I’ve used INKEY products religiously and my skin is just amazing! This is before I started and what it is like now. My skin's never been better!"

    Adelle

  • Before and after showing results of Supersize Hyaluronic Acid Serum - 100ml
    "The INKEY List is the only skincare that's helped my acne-prone skin due to my polycystic ovaries". Lauren has been using Oat Cleansing Balm, Salicylic Acid Cleanser, Hyaluronic Acid Serum, Succinic Acid Treatment and Omega Water Cream since December 2022."

    Lauren

  • Before and after showing results of Supersize Hyaluronic Acid Serum - 100ml
    "Just wanted to say I’ve been using your brand for just over a month and the products have really helped with my acne and the scarring! They are amazing and the results are incredible."

    Amy

  • Before and after showing results of Supersize Hyaluronic Acid Serum - 100ml
    "I used the online askINKEY service and chose the Hyaluronic Acid Serum, the Succinic Acid Treatment, and the Omega Water Cream. These are my results after 3 months ❤️ "

    Chloe

  • Before and after showing results of Supersize Hyaluronic Acid Serum - 100ml
    "Your products have helped me become so much more confident and happy in my skin!"

    Tatiana

4.7
Rated 4.7 out of 5 stars
Based on 2,977 reviews
Total 5 star reviews: 2.4k Total 4 star reviews: 432 Total 3 star reviews: 71 Total 2 star reviews: 28 Total 1 star reviews: 42
Reviews Summary
Customers say this serum absorbs quickly and provides instant hydration. Many reviews mention its lightweight, non-sticky texture that layers well with other products. The serum leaves skin feeling soft and smooth, with frequent users noting its effectiveness for dry patches. Reviews highlight its simple, straightforward formula and easy application. While most praise its immediate moisturizing effects, some mention the packaging could be improved.
2,977 reviews
  • Mariana S.
    Verified Buyer
    Reviewing
    Hyaluronic Acid Serum - 60ml
    I recommend this product
    Age Range 45 - 54
    Skin Type Combination
    Skin Concerns Plumping, Fine Lines and Wrinkles, Under Eye Circles
    Sensitive Skin Friendly? Yes
    Rated 5 out of 5 stars
    Yesterday
    Deep Hydration and Smooth Skin with Hyaluronic Acid

    I’ve bought this Hyaluronic Acid Serum several times now, and it’s always a winner. The 60ml bottle lasts a while, and the serum absorbs quickly, leaving my skin plump, soft, and refreshed. I’ve noticed improved elasticity and a healthy glow after consistent use. Highly recommended!

  • Hilary C.
    Verified Buyer
    Reviewing
    FREE Hyaluronic Acid Serum 30ml
    I recommend this product
    Rated 5 out of 5 stars
    2 days ago
    Never without this product

    Love this wouldn't be without it ❤️

  • Reema R.
    Verified Buyer
    Reviewing
    Hyaluronic Acid Serum - 60ml
    I recommend this product
    Rated 5 out of 5 stars
    3 days ago
    Hydrates my skin!!

    My skin was super dry and flakey before I used this product - genuinely such a life saver. Use it after washing your face and leave it a little bit damp (not wet) - I feel like