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A minimalist design featuring a green shape on the left side against a white background, with faint lines and the letter "K" in the bottom right corner.

Ultra Pure Serums

Discover the power of Kiehl's Ultra Pure Serums, formulated with the highest quality ingredients to deliver visible results.

Ultra Pure Serums

Ultra Pure Serums
3 Products
Bottle of Kiehl's Ultra Pure High-Potency Serum 5.0% Niacinamide
Texture photo with icons: "Improves texture" and "For combination skin"
Model dropping Kiehl's Ultra Pure High-Potency Serum on their hand
A bright green background featuring Kiehl's Ultra Pure High-Potency Serum with text highlighting its benefits: "Brightens Skin & Improves Texture."
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Ultra Pure High-Potency Serum 5.0% Niacinamide

A concentrated 5.0% Niacinamide facial serum formulated with just 10 ingredients to help visibly reduce oil and minimise the look of imperfections.

One size available
30 ml
Old price New price €35.00
A 30ml bottle of Kiehl's Ultra Pure 1.5% Hyaluronic Acid Serum against a white background.
A close-up of the Ultra Pure 1.5% Hyaluronic Acid Serum texture showing clear liquid droplets. Text highlights hydrating benefits and suitability for all skin types.
Blue background with a bottle of Kiehl’s Ultra Pure High-Potency Serum 1.5% Hyaluronic Acid. Bold text reads "100% agree skin feels hydrated."
A graphic highlighting the key ingredient of Ultra Pure 1.5% Hyaluronic Acid Serum: Hyaluronic Acid.
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Ultra Pure High-Potency Serum 1.5% Hyaluronic Acid

A concentrated 1.5% Hyaluronic Acid facial serum formulated with just seven ingredients to help your skin bounce back with replenishing moisture and intensive hydration.

One size available
30 ml
Old price New price €35.00
A 30ml bottle of Kiehl's Ultra Pure 9.8% Glycolic Acid Serum against a white background.
A close-up of the Ultra Pure 9.8% Glycolic Acid Serum texture showing clear liquid droplets. Text highlights its ability to improve texture and suitability for all skin types.
Ultra Pure 9.8% Glycolic Acid Serum being applied to skin.
A bottle of Ultra Pure 9.8% Glycolic Acid Serum against a pink background with text reading "Instantly 83% felt refined texture."
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Ultra Pure High-Potency Serum 9.8% Glycolic Acid

A concentrated 9.8% Glycolic Acid facial serum formulated with just seven ingredients to help step up your smooth by visibly refining skin’s texture and minimising the appearance of pores.

One size available
30 ml
Old price New price €35.00
20% OFF YOUR FIRST ORDER - USE CODE: WELCOME20 OFFERS
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15% OFF YOUR FIRST ORDER - USE CODE: WELCOME15 Exclusive offers 0
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