Ultra Pure High-Potency 1.5% Hyaluronic Acid Serum, 1 oz.

4.7 (511)
$40.00
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Product details

Web ID: 15795953
A concentrated facial serum formulated with just seven ingredients (aqua/water, glycerin, sodium hyaluronate, phenoxyethanol, chlorphenesin, tetrasodium glutamate diacetate and citric acid) to help your skin bounce back with replenishing moisture and intensive hydration.

  • Product Features

    • WHAT IT IS:
    • A facial serum with 1.5% hyaluronic acid
    • WHAT IT DOES:
    • Helps replenish dry skin and retain moisture for healthy-looking, hydrated skin
    • INGREDIENT HIGHLIGHTS:
    • Hyaluronic acid helps skin better retain moisture to improve the look of resiliency and make skin feel more supple and bouncy by delivering skin-strengthening hydration
    • SKIN TYPES:
    • For all skin types, including sensitive
    • HOW TO USE:
    • In the morning and evening, apply 2-3 drops to clean, dry skin
    • Skin Hacks:
    • Add a drop of serum to your liquid makeup (foundation or highlighter) to add a boost of hydration and sheer out the coverage to a tint
    • Layer the serum underneath your favorite eye cream for an extra hydration boost
    • Use the serum as a highlighter by dabbing extra over your moisturizer on the "C" between the top of your brow arch, temple and cheek bone
    • Zone treat your face by applying the serum all over to hydrate skin and then following with your favorite moisturizer where needed
    • Layer with the Niacinamide Serum to reduce oil and soothe skin
    • Layer with the Glycolic Acid Serum to gently exfoliate and improve texture
    • RESULTS:
    • After 1 week, skin looks replenished*
    • Instantly boosts hydration by +89%**
    • Plumper skin in 1 week***
    • *Based on reports by consumers in a 4-week study
    • **Based on an instrumental study
    • ***Based on expert grading in a 4-week clinical study

  • Shipping & Returns

    • This item qualifies for Free Shipping with minimum purchase! exclusions & details
    • California and Minnesota customers call 1-800-289-6229 for Free Shipping information.
    • For complete details, see our Shipping and Returns policies.
    • Please call customer service for returns.
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Ratings & Reviews

Here's what customers think
  • The serum is reported to provide long-lasting hydration, leaving skin feeling smooth, soft, and deeply moisturized.
  • Customers describe it as lightweight, non-sticky, and easily absorbed, with minimal ingredients that do not irritate sensitive skin.
  • The serum is considered an effective and reasonably priced addition to a skincare routine, particularly for those with dry or dehydrated skin.
AI-generated summary from 490 customers reviews.
4.7/5

511 star ratings, 490 reviews

Write a Review
76.3% of reviews have 5 stars
390
18.2% of reviews have 4 stars
93
2.9% of reviews have 3 stars
15
0.6% of reviews have 2 stars
3
2.0% of reviews have 1 star
10

85 customer images

490 reviews
External reviewer
1 month ago

Didn’t work for me

Doesn’t work for me. Waste of money. Very disappointed

Customer review from kiehls.com

Response from kiehls.com

Consumer Care Center1 month ago

Hi there! Thank you for sharing your experience with us. We’re sorry to hear that the Ultra Pure High-Potency 1.5% Hyaluronic Acid Serum didn’t deliver the results you were hoping for. We understand that skincare can work differently for everyone, and we truly appreciate your feedback. If you’d like help finding a routine better suited to your goals, we’d be happy to assist please feel free to call us at 1-800-543-4572 (Mon–Sun, 10am–7pm EST).

Nancy77
1 month ago
from New Orleans, LA

Sooo soothing!

Very soothing with Kiehl’s Ultra Facial Cream, especially after micro-needling!

Recommends this product

Customer review from kiehls.com

MichelleG
2 months ago
from Charlotte NC

Love this serum!

I am 54 yo and was finding my makeup was looking cakey or thicker when I was wearing it. This product has helped moisturize my skin, and makeup looks so much better!

Recommends this product

Customer review from kiehls.com

Maryann44
2 months ago

Love it!

So helpful for moisture, while also being gentle. I’ve tried other brands and this is my favorite.

Recommends this product

Customer review from kiehls.com

MToddNYC
2 months ago
from New York City

Magical Serum

This is a magical serum. I use it twice weekly. The serum is light, absorbing quickly, and seems to radiate a natural glow from my complexion. I keep this gem stocked at all times.

Recommends this product

Customer review from kiehls.com

ItPutsthelotiononitsskin
6 months ago

I like this stuff

Non-oily and sits on skin nicely. Doesnt leave residue. It makes me feel pretty, so pretty

Customer review from kiehls.com

Debo
6 months ago
from Knoxville, TN

Works great!

This product works so well. The fine lines around my eyes have noticeably diminished for a more youthful appearance.

Customer review from kiehls.com

External reviewer
6 months ago

Must try

I LOVE this stuff. Super hydrating. Little goes a long way. Not really a scent which is nice as I get migraines easily. I’m a big fan of this brand and this didn’t disappoint

Customer review from influenster.com