What are the key ingredients in Ultra Pure High Potency Serum 10% Glycolic Acid?

Ultra Pure High Potency Serum 10% Glycolic Acid contains 7 ingredients. Key actives include: Water, Glycolic Acid, Glycerin, Alcohol Denat., Sodium Hydroxide, and more.

Does Ultra Pure High Potency Serum 10% Glycolic Acid contain comedogenic or pore-clogging ingredients?

Ultra Pure High Potency Serum 10% Glycolic Acid contains potentially comedogenic or irritating ingredients: Alcohol Denat.. Always patch test before full use.

How is the safety of Ultra Pure High Potency Serum 10% Glycolic Acid rated?

Safety ratings for Ultra Pure High Potency Serum 10% Glycolic Acid are calculated based on individual ingredient analysis, covering comedogenicity, irritancy, and overall safety scores. See the full breakdown at https://www.skinwis.com/product/kiehl-s-ultra-pure-high-potency-serum-10-glycolic-acid.

Where can I find the full ingredient list for Ultra Pure High Potency Serum 10% Glycolic Acid?

The complete ingredient list, safety analysis, and community reviews for Ultra Pure High Potency Serum 10% Glycolic Acid are available on SkinWis at https://www.skinwis.com/product/kiehl-s-ultra-pure-high-potency-serum-10-glycolic-acid.

Brand Kiehl's

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Ultra Pure High Potency Serum 10% Glycolic Acid

Updated on: 29/08/2025

Total Ingredients

analysed

5 of 7

Skin-Safe

low risk

3 of 7

Potential Irritants

may irritate sensitive skin

0 of 7

Potential Pore-Clogging

comedogenic risk

About this product

7 ingredients

3 potential irritant

none pore-clogging

Contains 10% Glycolic Acid. Mostly fragrance‑free. Formula aimed at oily and acne-prone skin. Patch-test if you have very reactive skin.

Formulation Analysis

Click any ingredient to view full details

C: Comedogenic·S: Safety·Ir: Irritancy

1 Very safe

2 Safe

3 Moderate

4 Risky

5 Avoid

C: Comedogenic·S: Safety·Ir: Irritancy

1 Very safe

2 Safe

3 Moderate

4 Risky

5 Avoid

Water

Comedogenic: Very low risk

Safety: Very low risk

Irritancy: Very low risk

Plaque Prevention Agent Skin Enhancer Ingredient Dissolver

Glycolic Acid

Comedogenic: Very low risk

Safety: Moderate risk

Irritancy: High risk

pH Stabilizer

Glycerin

Comedogenic: Very low risk

Safety: Very low risk

Irritancy: Very low risk

Fragrance Provider Moisture Magnet Thickness Regulator +7

Alcohol Denat.

Comedogenic: Very low risk

Safety: Moderate risk

Irritancy: High risk

Thickness Regulator Germ Fighter Ingredient Dissolver +3

Sodium Hydroxide

Safety: Low risk

Irritancy: High risk

pH Stabilizer Alcohol Treatment Agent

Sodium Hyaluronate

Comedogenic: Very low risk

Safety: Very low risk

Irritancy: Very low risk

Skin Enhancer Moisture Magnet

Hydroxyethylcellulose

Comedogenic: Very low risk

Safety: Very low risk

Irritancy: Very low risk

UV Protector for Products Thickness Regulator Ingredient Binder +2

Ingredient Name	Safety Profile	Functionality
01 Water	C 1 Comedogenic: Very low risk S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk	Plaque Prevention Agent Skin Enhancer +1
02 Glycolic Acid	C 1 Comedogenic: Very low risk S 3 Safety: Moderate risk Ir 4 Irritancy: High risk	pH Stabilizer
03 Glycerin	C 1 Comedogenic: Very low risk S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk	Fragrance Provider Moisture Magnet +8
04 Alcohol Denat.	C 1 Comedogenic: Very low risk S 3 Safety: Moderate risk Ir 4 Irritancy: High risk	Thickness Regulator Germ Fighter +4
05 Sodium Hydroxide	S 2 Safety: Low risk Ir 4 Irritancy: High risk	pH Stabilizer Alcohol Treatment Agent
06 Sodium Hyaluronate	C 1 Comedogenic: Very low risk S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk	Skin Enhancer Moisture Magnet
07 Hydroxyethylcellulose	C 1 Comedogenic: Very low risk S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk	UV Protector for Products Thickness Regulator +3

Potential Irritants

1 flagged

Alcohol Denat.

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Common Questions

Frequently Asked Questions

Is Kiehl's Ultra Pure High Potency Serum 10% Glycolic Acid comedogenic?

Appears Non-Comedogenic Ultra Pure High Potency Serum 10% Glycolic Acid appears to be non-comedogenic based on our ingredient analysis. None of its 7 ingredients carry a high comedogenic rating, making it generally suitable for acne-prone and oily skin types.

Is Kiehl's a good skincare brand?

Kiehl’s is a skincare brand that originated in 1851 in New York, United States, when pharmacist John Kiehl opened a pharmacy that later developed skincare products. The brand produces skincare, haircare, and body care products and is owned by L'Oréal. Kiehl's makes products such as Ultra Pure High Potency Serum 10% Glycolic Acid that include some ingredients which may be problematic for sensitive or acne-prone skin. Check individual product ingredient lists and community reviews before deciding. Read more about Kiehl's.

Is Kiehl's Ultra Pure High Potency Serum 10% Glycolic Acid safe for sensitive skin?

Use with Caution Ultra Pure High Potency Serum 10% Glycolic Acid may not be ideal for sensitive skin. It contains 3 potential irritant s including <a href="/ingredient/glycolic-acid" class="font-bold underline hover:text-cyan-700">Glycolic Acid</a>, <a href="/ingredient/alcohol-denat-" class="font-bold underline hover:text-cyan-700">Alcohol Denat.</a> and <a href="/ingredient/sodium-hydroxide" class="font-bold underline hover:text-cyan-700">Sodium Hydroxide</a> . Common triggers like Fragrance, Limonene, and Linalool can cause redness or reactions in sensitive or barrier-compromised skin. We recommend patch testing before full use.

Does Kiehl's Ultra Pure High Potency Serum 10% Glycolic Acid clog pores?

Unlikely to Clog Pores Based on our analysis, Ultra Pure High Potency Serum 10% Glycolic Acid is unlikely to clog pores. None of its 7 ingredients have a comedogenic rating above 2.

Who makes Kiehl's Ultra Pure High Potency Serum 10% Glycolic Acid?

This product is from Kiehl's. See more products from Kiehl's.

What are the ingredients in Kiehl's Ultra Pure High Potency Serum 10% Glycolic Acid?

Ultra Pure High Potency Serum 10% Glycolic Acid contains 7 ingredients. The first ingredients listed are <a href="/ingredient/water" class="font-bold underline hover:text-cyan-700">Water</a>, <a href="/ingredient/glycolic-acid" class="font-bold underline hover:text-cyan-700">Glycolic Acid</a>, <a href="/ingredient/glycerin" class="font-bold underline hover:text-cyan-700">Glycerin</a>, <a href="/ingredient/alcohol-denat-" class="font-bold underline hover:text-cyan-700">Alcohol Denat.</a> and <a href="/ingredient/sodium-hydroxide" class="font-bold underline hover:text-cyan-700">Sodium Hydroxide</a>. Each ingredient includes a comedogenic rating, irritancy rating, and safety score. View the full annotated ingredient list above.

What do users say about Kiehl's Ultra Pure High Potency Serum 10% Glycolic Acid?

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