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Kiehl's Since 1851 Ultra Pure High-Potency 9.8% Glycolic Acid Serum
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Highlights
Summary
The Kiehl's Since 1851 Ultra Pure High-Potency 9.8% Glycolic Acid Serum is a concentrated facial serum formulated with just seven ingredients to help step up your smooth by visibly refining skin's texture and minimizing the appearance of pores.
Benefits
- Free of fragrance and colorants, this concentrated serum is minimally formulated for skin absorption and smoothing effect
Key Ingredients
- Glycolic Acid: a naturally occurring fruit acid derived from sugar cane known to help smooth skin
Research Results
- After 1 Week, 98% Agree Skin Feels Softer* Instantly, 83% Felt Refined Texture* Smoother Skin in 1 Week**
- *Reported by consumers in a 4-week study **Expert grading in a 4-week clinical study
Item 2607984
In the evening, apply 2 - 3 drops to clean, dry skin.
Try out Kiehl's Glycolic Acid serum skin hacks: Zone treat your face by applying Glycolic Acid Serum to areas prone to roughness. Follow with your favorite moisturizer where needed. Use as an exfoliating treatment for cracked heels. Layer with Kiehl's Hyaluronic Acid Serum to hydrate & rebalance skin's moisture. Layer with Kiehl's Niacinamide Serum to to reduce oil & sooth skin.
Aqua/Water, Glycolic Acid, Glycerin, Alcohol Denat., Sodium Hydroxide, Sodium Hyaluronate, Hydroxyethylcellulose.
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Reviews
Review Snapshot
by PowerReviews
Ratings Distribution
Most Helpful Positive Review
Not for sensitive skin ...
Upon receiving this complimentary product, I was super excited to finally get a chance to try a Kiehl's brand product. The Kiehl's Ultra-Pure High Potency Serum 9.8% Glycolic Acid arrived in a semi-sturdy red and white branded package with black lettering. The serum is enclosed in a small glass bott...
Most Helpful Critical Review
Good ingredients but didn't work well for me personally
This is the second Kiehl's product I've tried and wanted to love but just didn't have success with. The ingredients are simple, the packaging is understated and clean, and the serum is clear and watery, so in theory I should have been able to layer it under my moisturizer. For me, the product was ve...
400 results
Made my skin glow
Submitted as part of a free sample program
Reviewed at
In love with this serum. I use it every other night rotating with retinol and i have loved the outcome. Makes my skin so smooth and glowy.
Nice serum
Submitted as part of a free sample program
Reviewed at
I have sensitive skin so I am always nervous to try new face products but this one was nice and definitely something I'm adding into my skincare routine
Amazinggggg
Submitted as part of a free sample program
Reviewed at
Loved it! It has helped my skin so much.
Love it!!
Submitted as part of a free sample program
Reviewed at
I really love this serum! Not sticky and doesn't feel heavy on my skin. I've noticed my skin texture feels smoother.
It works well for me
Submitted as part of a free sample program
Reviewed at
I've been using this for weeks already and I've noticed some differences. My skin is looking better, more smooth and my acne scars are less noticeable.
