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Supersize Hyaluronic Acid Serum 100ml Duo on a shelf
Before and after results using Supersize Hyaluronic Acid Serum Duo
How to layer Supersize Hyaluronic Acid Serum in your routine: Step 2, hydrate
Hyaluronic Acid Serum key claims
Amount to apply: pea-sized amount
When to apply: AM and PM
Supersize Hyaluronic Acid Serum ingredients
Model holding a Supersize Hyaluronic Acid Serum 100ml

Supersize Hyaluronic Acid Serum 100ml Duo | The INKEY List

Double up on our non-tacky hydrating serum, now x3 the size!

4.7
Rated 4.7 out of 5 stars
4.7 Stars (2,318 Reviews)
$35.00 $50.00 / 2 full-size products

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Revive your complexion and go BIG on hydration.

Our award-winning Hyaluronic Acid Serum serum is now 3x bigger and doubled up so you get more of the same powerhouse formula you know and love. Easily absorbed, non-tacky and working across multiple layers of the skin, it helps to lock in moisture, restoring your skin's plumpness and smoothness, while reducing the appearance of fine lines.

Discover More about Hyaluronic Acid Serum.

Suitable for:

  • All Skin Types
  • Sensitive Skin
  • Pregnancy & Breastfeeding
  • Teen Approved

Targets:

  • Fine Lines & Wrinkles
  • Dehydrated Skin
  • Damaged Skin Barrier

Proud to be:

  • Carbon Net-Zero
  • Cruelty Free
  • Vegan
  • Recyclable
  • B-Corp
  • theinkeylist.com exclusive
  • Pregnancy & Breastfeeding Safe

Awards & Features

Glamour feature
Allure 2022 award
CEW Award 2023
cosmopolitan

Delivery info

Standard tracked shipping

$5.95

Free on oders $35+

Express tracked shipping

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

*Find out more about shipping here.

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  • Before and after comparison
    "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 comparison

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

    Keanu

  • Before and after comparison
    "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 comparison
    "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 comparison
    "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 comparison
    "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 comparison
    "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 2,318 reviews
Total 5 star reviews: 1.9k Total 4 star reviews: 304 Total 3 star reviews: 57 Total 2 star reviews: 26 Total 1 star reviews: 39
2,318 reviews
  • Mediatu
    Hyaluronic Acid Serum - 60ml
    Reviewing
    Hyaluronic Acid Serum - 60ml
    I recommend this product
    Rated 5 out of 5 stars
    57 minutes ago
    5 Stars

    Love this skin feeling nice and smooth

  • Venetia L.
    Verified Buyer
    Hyaluronic Acid Serum - 60ml
    Reviewing
    Hyaluronic Acid Serum - 60ml
    I recommend this product
    Age Range 55 - 64
    Skin Type Dry
    Skin Concerns Hyperpigmentation, Redness, Fine Lines and Wrinkles, Puffiness, Plumping
    Sensitive Skin Friendly? Yes
    Rated 5 out of 5 stars
    Yesterday
    My skin just loves this product

    So good for thirsty skin I use it morning and night after cleansing my face

  • Amy G.
    Verified Buyer
    Hyaluronic Acid Serum - 30ml
    Reviewing
    Hyaluronic Acid Serum - 30ml
    I recommend this product
    Age Range 25 - 34
    Skin Type Combination
    Skin Concerns Breakouts, Plumping
    Sensitive Skin Friendly? Yes
    Rated 4 out of 5 stars
    Yesterday
    Moisture

    Hydrates well

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