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COSRX vs ISDIN

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

COSRX and ISDIN are established skincare brands offering targeted solutions for diverse complexions. COSRX provides thoughtfully formulated serums, moisturizers, cleansers, and masks featuring hyaluronic acid, glycerin, and niacinamide to suit acne-prone and sensitive skin best, whereas ISDIN delivers advanced sunscreens, moisturizers, targeted serums, and soothing eye products designed for sensitive and mature skin. These differing portfolios allow both companies to address specific concerns like dark spots, acne, and aging through distinct formulations.

COSRX is a Korean skincare brand founded in 2013 and owned by Amorepacific Group since 2024.

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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 COSRX and ISDIN products; for every product of both brands, with a fit score for your own skin, use the Lovi app.

Popular COSRX vs ISDIN products

People Say

COSRXISDIN
  • Lightweight and fast-absorbing 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”
    • “absorbs instantly like water — COSRX The 6 Peptide Skin Booster Serum”
  • Deep hydration and moisturization Mostly MentionedMostly Mentioned
    • “skin drinks it up — COSRX Advanced Snail 96 Mucin Power Essence”
    • “woke up with soft, supple skin — COSRX Advanced Snail 92 All in One Cream”
    • “Improved moisture and texture — ISDIN Hyaluronic Moisture”
    • “My skin felt sooo hydrated and looks so plump and dewey. — ISDIN Fusion Water”
  • Gentle and non-stripping formulation Often MentionedOften Mentioned
    • “No stinging or irritation — COSRX BHA Blackhead Power Liquid”
    • “perfect for first-time retinol users — COSRX The Retinol 0.1 Cream”
    • “Sensitive/reactive skin tolerates — ISDIN Hyaluronic Moisture”
    • “no excessive exfoliation — ISDIN Retinal Intense Serum”
  • Skin texture and smoothing improvement Often MentionedSometimes Noted
    • “gives me that glass skin look — COSRX Advanced Snail 96 Mucin Power Essence”
    • “skin feels softer immediately — COSRX The 6 Peptide Skin Booster Serum”
    • “Skin feels like glass — COSRX BHA Blackhead Power Liquid”
    • “skin looks smooth and healthy — ISDIN K-Ox Eyes”
  • Invisible and non-greasy sunscreen finish Sometimes NotedOften Mentioned
    • “doesn't leave you white as a ghost — ISDIN Fusion Water”
    • “dries down matte — ISDIN Eryfotona Actinica”
    • “Non-greasy — ISDIN Hyaluronic Moisture”
    • “dark skin friendly — COSRX Ultra-Light Invisible Sunscreen”
  • Effective acne and pore control Often MentionedNot noted
    • “extremely gentle — COSRX AHA/BHA Clarifying Treatment Toner”
    • “helped to improve my acne after only 2 weeks — COSRX Salicylic Acid Daily Gentle Cleanser”
    • “cleared up my spots — COSRX Low pH Good Morning Gel Cleanser”
  • Strong scent or medicinal fragrance Sometimes NotedOften Mentioned
    • “smells like chemicals — COSRX Low pH Good Morning Gel Cleanser”
    • “smells like onions — COSRX The Retinol 0.1 Cream”
    • “smell is overpowering — ISDIN Eryfotona Actinica”
    • “lingering headache inducing effect — ISDIN K-Ox Eyes”
  • Packaging and size issues Often MentionedSometimes Noted
    • “My only wish is that ISDIN would make this product in a bigger size bottle. — ISDIN Fusion Water”
    • “Pump stopped working — ISDIN Hyaluronic Concentrate”
    • “I like the actual product, but the packaging is awful, I've already lost three bottles the applicator pops off. — ISDIN Flavo-C Serum”
    • “only 20mls... significantly less product — COSRX The Hyaluronic Acid 3 Serum”
  • Price and value considerations Rarely NotedOften Mentioned
    • “expensive for me — COSRX The Hyaluronic Acid 3 Serum”
    • “very expensive — ISDIN Eryfotona Actinica”

COSRX vs ISDIN routines for dry skin

See multi-brand routine · 97% fit

COSRX vs ISDIN routines for oily skin

See multi-brand routine · 95% fit

COSRX vs ISDIN routines for combination skin

See multi-brand routine · 96% fit

Questions and answers

COSRX or ISDIN: which is better?

Both brands perform well, but COSRX is better for value, acne, and pore control, while ISDIN offers superior lightweight sunscreens and anti-aging routines. The products on this page for both brands fit sensitive skin and acne-prone skin at a high level.

What is the difference between COSRX and ISDIN?

COSRX is a South Korean brand founded in 2013 that focuses on acne and pore control with many fragrance-free products, whereas ISDIN is a Spanish brand founded in 1975 that specializes in ultralight, makeup-friendly sunscreens and mature skin care. Lovi rates ISDIN as having a Superior routine fit for dry, mature, and dark spot-prone skin, while COSRX routines fit acne-prone, sensitive, and oily acne-prone skin best.

COSRX or ISDIN for dry skin?

For dry skin, ISDIN reaches a Superior routine fit while COSRX reaches a High routine fit, making ISDIN the better option for this skin type. Both brands help provide deep hydration and moisturization, and the products on this page help improve skin texture.

COSRX or ISDIN: which moisturizer is better?

COSRX and ISDIN both offer a range of moisturizers on this page with different strengths. COSRX provides options like the Advanced Snail 96 Mucin Power Essence that help deeply hydrate and control acne, whereas ISDIN offers lightweight options such as the Hyaluronic Concentrate.

Which is more affordable, COSRX or ISDIN?

COSRX is more affordable, as reviewers often note high price points for ISDIN while COSRX is favored for price and value considerations.

Between COSRX and ISDIN, which brand offers a better routine fit for mature skin?

ISDIN offers a Superior routine fit for mature skin, whereas COSRX provides a High fit level for this skin type.

How do the fragrance profiles of COSRX and ISDIN products compare overall?

COSRX products on this page are generally unfragranced, with 37 of 38 listing no fragrance, whereas ISDIN features fragrance in the majority of its products on the page. Reviewers note that both brands share a similar risk of strong scent or medicinal fragrance when fragrance is present.

Which brand performs better for improving skin texture and smoothing?

COSRX performs better for improving skin texture and smoothing compared to ISDIN, according to the review themes on this page.

COSRX or ISDIN for oily skin?

For oily skin, both brands work well as Lovi rates COSRX High and ISDIN Superior for this skin type. COSRX provides products on this page that help with effective acne and pore control, while ISDIN offers ultralight sunscreens.

COSRX or ISDIN: which sunscreen is better?

Both COSRX and ISDIN offer sunscreens that perform well, with ISDIN particularly noted for ultralight, makeup-friendly sunscreens. COSRX sunscreens also achieve high fit levels for multiple skin types, including sensitive and acne-prone skin.

COSRX or ISDIN for sensitive skin?

Both COSRX and ISDIN offer Superior Lovi fit levels for sensitive skin. COSRX is formulated mostly without added fragrance, while ISDIN offers ultralight textures that reviewers frequently mention.

COSRX or ISDIN for acne-prone skin?

Both COSRX and ISDIN offer products on this page with a Superior Lovi fit level for acne-prone skin. COSRX specializes in targeted blemish care and acne control, whereas ISDIN is well known for its ultralight, skin-friendly 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

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