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Hyaluronic Acid Serum 60ml Duo

Instantly hydrates, plumps & firms skin in a lightweight, non-sticky formula.

4.7
Rated 4.7 out of 5 stars
4.7 Stars (3,109 Reviews)
$36.00 / 2 full-size products

Use code MEMORIAL20 for 20% off! Exclusions apply

What you get: A lightweight hydrating serum that delivers instant and lasting hydration, leaving your skin plump, smooth, and ready for the day. The INKEY cult-favourite hydration serum, clinically proven to deliver instant hydration with 82% of users seeing firmer, smoother skin in just 4 weeks**  

Why it works: 2% Multi-Molecular Hyaluronic Acid holds up to 1000x its weight in water, delivering intense hydration across multiple layers of skin and helps boosts absorption of other products. 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 moisturizing serum right after your cleanse.   


**4-week independent consumer study of 22 people under dermatological control


This Duo contains x2 Hyaluronic Acid Serum (60ml)

Suitable for:

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

Targets:

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

Proud to be:

  • Vegan
  • Cruelty Free
  • Carbon Net-Zero
  • B-Corp
  • Fragrance Free
  • Recyclable
  • Gluten Free
  • theinkeylist.com exclusive

Awards & Features

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

Shipping info

Standard tracked shipping

  • $5.95 or FREE on orders over $35. (2-5 business days*)

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 showing results of Hyaluronic Acid Serum 60ml Duo
    "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 Hyaluronic Acid Serum 60ml Duo

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

    Keanu

  • Before and after showing results of Hyaluronic Acid Serum 60ml Duo
    "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 Hyaluronic Acid Serum 60ml Duo
    ""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 Hyaluronic Acid Serum 60ml Duo
    "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 Hyaluronic Acid Serum 60ml Duo
    "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 Hyaluronic Acid Serum 60ml Duo
    "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 3,109 reviews
Total 5 star reviews: 2.5k Total 4 star reviews: 450 Total 3 star reviews: 73 Total 2 star reviews: 29 Total 1 star reviews: 44
Reviews Summary
Customers say this serum absorbs quickly into the skin and provides excellent hydration. Many find it has a smooth, non-sticky texture that layers well with other products. Users appreciate its lightweight feel and report their skin feels soft, plump, and moisturized after use. Several mention it works well for sensitive skin without causing irritation. Common feedback includes that it's perfect for dry skin and helps maintain hydration throughout the day. Some note it can pill under makeup, while others praise its value for the price. Many customers have made repeat purchases and consider it a skincare staple.
3,109 reviews
  • mahi N.
    Verified Buyer
    Reviewing
    Hyaluronic Acid Serum - 30ml
    I recommend this product
    Skin Concerns Texture, Hyperpigmentation, Breakouts, Dryness, Dull Skin
    Have you purchased an INKEY List product before? Yes
    Sensitive Skin Friendly? Yes
    Rated 5 out of 5 stars
    Yesterday
    Serum

    Great for makeup prep and hydration

  • Angela E.
    Verified Buyer
    Reviewing
    Hyaluronic Acid Serum - 60ml
    I recommend this product
    Age Range 55 - 64
    Skin Type Dry
    Skin Concerns Texture, Fine Lines and Wrinkles, Dryness, Plumping, Under Eye Circles
    Have you purchased an INKEY List product before? Yes
    How long have you used this product for? 3 months +
    Sensitive Skin Friendly? Yes
    Rated 5 out of 5 stars
    3 days ago
    This stuff is the bomb!

    Made considerable difference in my skin and skins texture and spots. Won’t do without this stuff!

  • Alison H.
    Verified Buyer
    Reviewing
    Supersize Hyaluronic Acid Serum 100ml Duo
    I recommend this product
    Age Range 55 - 64
    Skin Type Sensitive
    Skin Concerns Fine Lines and Wrinkles, Dehydration, Damaged Skin Barrier, Dull Skin, Redness
    Have you purchased an INKEY List product before? Yes
    How long have you used this product for? 3 months +
    Sensitive Skin Suitability Suitable for my sensitive skin
    Rated 5 out of 5 stars
    3 days ago
    Great product

    Always reorder this and use it twice daily