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Kiehl's vs ISDIN

Rated by Lovi · Unbiased, science-based skincare AI trained on real user outcomes · How the Fit score works

Kiehl's and ISDIN are well-established skincare houses offering thoughtfully formulated daily solutions. The American label is celebrated for nourishing moisturizers and gentle toners featuring glycerin and squalane, while the Spanish counterpart is known for sophisticated sunscreens and targeted serums. Both options suit sensitive skin, though the former leans toward dry types and the latter accommodates oily, acne-prone complexions. They ultimately differ in their heritage and precise active compositions, with the former emphasizing barrier restoration and the latter focusing on balanced, protected radiance.

Kiehl's is an American skincare brand founded in 1851 and owned by L'Oréal S.A. since 2000.

loreal.comen.wikipedia.org

ISDIN is a Spanish skincare brand founded in 1975 and owned by Puig.

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This page compares some of the most popular Kiehl's and ISDIN products; for every product of both brands, with a fit score for your own skin, use the Lovi app.

Popular Kiehl's vs ISDIN products

People Say

Kiehl'sISDIN
  • Lightweight and Non-Greasy Texture Often MentionedMostly Mentioned
    • “absorbs instantly — ISDIN Eryfotona Actinica”
    • “ultra-light fluid product, which makes it super easy to apply — ISDIN Fusion Water”
    • “Lightweight formula absorbs fast — ISDIN Hyaluronic Concentrate”
    • “feels like nothing — Kiehl's Better Screen UV Serum”
  • Gentle and Sensitive Skin Friendly Often MentionedOften Mentioned
    • “Sensitive/reactive skin tolerates — ISDIN Hyaluronic Moisture”
    • “no excessive exfoliation — ISDIN Retinal Intense Serum”
    • “doesn't sting eyes — ISDIN Eryfotona Actinica”
    • “experienced zero irritation — Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum”
  • Deep and Intense Hydration Often MentionedSometimes Noted
    • “Keeps skin moisturized for 24+ hours — Kiehl's Ultra Facial Cream”
    • “Feels like a drink of water — Kiehl's Hydro-Plumping Serum Concentrate”
    • “savior for dry patches — Kiehl's Creamy Eye Treatment with Avocado”
    • “Improved moisture and texture — ISDIN Hyaluronic Moisture”
  • Makeup Compatibility Sometimes NotedOften Mentioned
    • “acts like a primer — ISDIN Eryfotona Actinica”
    • “My skin felt sooo hydrated and looks so plump and dewey. — ISDIN Fusion Water”
    • “Great under makeup — ISDIN Hyaluronic Concentrate”
    • “concealer glides on smoothly — Kiehl's Creamy Eye Treatment with Avocado”
  • Skin Barrier and Texture Improvement Often MentionedRarely Noted
    • “leaves skin feeling silky — Kiehl's Powerful-Strength Line-Reducing Concentrate”
    • “skin feels smoother — Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum”
    • “skin looked & felt smoother — Kiehl's Super Multi-Corrective Cream”
    • “skin was much smoother — ISDIN Retinal Intense Serum”
  • Brightening and Dark Spot Fading Sometimes NotedRarely Noted
    • “Acne marks are gone — Kiehl's Clearly Corrective™ Dark Spot Solution”
    • “Skin looks radiant — Kiehl's Clearly Corrective™ Dark Spot Solution”
    • “faded acne scars — Kiehl's Powerful-Strength Line-Reducing Concentrate”
    • “My hyperpigmentation has lightened and skin looks more even, even shines more. — ISDIN Flavo-C Serum”
  • High Price and Value Issues Mostly MentionedOften Mentioned
    • “pricy daily staple — Kiehl's Ultra Facial Cream”
    • “Very expensive product — Kiehl's Clearly Corrective™ Dark Spot Solution”
    • “very expensive — ISDIN Eryfotona Actinica”
    • “My only wish is that ISDIN would make this product in a bigger size bottle. — ISDIN Fusion Water”
  • Unpleasant Scent and Fragrance Issues Rarely NotedOften Mentioned
    • “smells clinical — Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum”
    • “faint lab smell — Kiehl's Better Screen UV Serum”
    • “smell is overpowering — Kiehl's Midnight Recovery Concentrate”
    • “smell is overpowering — ISDIN Eryfotona Actinica”
  • Ineffective or Slow Results Sometimes NotedRarely Noted
    • “don't see result — ISDIN K-Ox Eyes”
    • “no noticeable changes yet — ISDIN Retinal Intense Serum”
    • “Did absolutely nothing — Kiehl's Clearly Corrective™ Dark Spot Solution”
  • Burning, Stinging, and Irritation Rarely NotedSometimes Noted
    • “burned my face immediately — Kiehl's Rare Earth Deep Pore Cleansing Masque”
    • “stings my face and feels like burning — Kiehl's Super Multi-Corrective Cream”
    • “this did make my eyes water water in the sun. — ISDIN Fusion Water”
    • “mild redness or irritation — ISDIN K-Ox Eyes”

Kiehl's vs ISDIN routines for dry skin

Buy ISDIN routine · A$223.48 · 94% fitBuy Kiehl's routine · A$685.63 · 86% fitSee multi-brand routine · 97% fit

Kiehl's vs ISDIN routines for oily skin

Buy ISDIN routine · A$440.85 · 94% fitBuy Kiehl's routine · A$767.92 · 85% fitSee multi-brand routine · 96% fit

Kiehl's vs ISDIN routines for combination skin

Buy ISDIN routine · A$384.33 · 93% fitBuy Kiehl's routine · A$693.88 · 83% fitSee multi-brand routine · 95% fit

Questions and answers

Kiehl's or ISDIN: which is better?

ISDIN generally performs better for lightweight textures, sensitive skin, and sunscreen options on this page, while Kiehl's is often chosen for deep hydration and brightening benefits.

What is the difference between Kiehl's and ISDIN?

Kiehl's is an American brand offering a wide range of targeted serums, cleansers, and moisturizers that focus on deep hydration and brightening, whereas ISDIN is a Spanish brand known particularly for its ultralight, highly rated sunscreens. Reviewers note that ISDIN generally excels in lightweight textures and makeup compatibility, while Kiehl's is often chosen for barrier improvement and dark spot fading.

Kiehl's or ISDIN for dry skin?

Both Kiehl's and ISDIN fit dry skin well, with Lovi rating Kiehl's routine fit as High and ISDIN's as Superior. Reviewers note that Kiehl's delivers deep hydration while ISDIN offers lightweight moisturizers.

Kiehl's or ISDIN: which moisturizer is better?

When comparing moisturizers, Kiehl's offers deep and intense hydration and works well for dry skin, while ISDIN is known for its lightweight options.

Which is more affordable, Kiehl's or ISDIN?

Both Kiehl's and ISDIN are often mentioned by reviewers as having a high price point.

Between Kiehl's and ISDIN, which brand is better for brightening and fading dark spots according to review themes?

According to review themes, Kiehl's does better than ISDIN for brightening and fading dark spots.

How do Kiehl's and ISDIN compare in terms of fragrance-free product options on the page?

Kiehl's offers significantly more fragrance-free choices, with 26 out of 28 products on this page listing no fragrance. In contrast, only 3 of the 8 products on the ISDIN page are fragrance-free.

Which brand performs better for skin barrier and texture improvement based on reviewer feedback?

Kiehl's performs better for skin barrier and texture improvement based on reviewer feedback. The products on this page help deliver deep hydration and address skin texture concerns.

Kiehl's or ISDIN for oily skin?

For oily skin, both Kiehl's and ISDIN achieve a High routine fit level on Lovi. ISDIN is often noted for its ultralight sunscreens, while Kiehl's features specialized cleansers like the Calendula Deep Cleansing Foaming Face Wash that rates as Superior for oily skin.

Kiehl's or ISDIN: which sunscreen is better?

ISDIN sunscreens are better rated on this page, with superior fit levels for mature, sensitive, and dry sensitive skin types.

Kiehl's or ISDIN for sensitive skin?

Both Kiehl's and ISDIN fit sensitive skin well, with Lovi fit levels of High for Kiehl's and Superior for ISDIN. Reviewers report that ISDIN does better with gentle and sensitive skin friendly formulas, while Kiehl's has more fragrance-free options on this page.

Kiehl's or ISDIN for acne-prone skin?

Both Kiehl's and ISDIN fit acne-prone skin well, with Lovi fit levels reaching High across several of their products on this page. Reviewers note that Kiehl's helps with deep hydration and texture improvement, while ISDIN is often praised for its ultralight sunscreens.

Research behind their key ingredients

Behind this comparison

Lovi compares products by their fit scores, calculated from the full ingredient list with brand-independent rules our dermatologists and cosmetic chemists build and review, and personalizes every pick with AI trained on the real results of millions of users. Lovi trains its fit score models on a proprietary dataset built from more than 10,000 expert-labeled products and more than 100,000 simulated examples, following an internally consistent methodology presented at Cosmoprof, AMWC, and Skin of Color Update.

  • Nadia Kapleva, MS

    Nadia Kapleva, MS

    Co-founder, Medical Director

    Cosmetic chemist, cosmetologist, aesthetic products developer

  • Alexey Shagraev, PhD

    Alexey Shagraev, PhD

    Co-founder, CEO and CTO

    PhD in computer science, 3x US patent holder, ex-Google, ex-Yandex

  • Dr. Sofía Perea Pérez, MD, MSc

    Dr. Sofía Perea Pérez, MD, MSc

    Medical Board

    Aesthetic medicine practitioner, MSc in Longevity and Anti-Aging Medicine

  • Aishani Shah, MD

    Aishani Shah, MD

    Medical Board

    Specialist dermatologist, MBBS, MD, IFAAD

  • Asya Zubkova, MS

    Asya Zubkova, MS

    Medical Board

    Cosmetic chemist, SCS, IFSCC member

  • Hanna Kurets, MD

    Hanna Kurets, MD

    Medical Board, Medical Advisor

    Dermatology MD

  • Elina Nazarenko, MD

    Elina Nazarenko, MD

    Medical Board

    Dermatology and diagnostic consultant

  • Victoria Derkova, MS

    Victoria Derkova, MS

    Medical Board

    Cosmetic chemist, cosmetic development technologist

How does it fit your skin?

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