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COSRX vs Sesderma

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

COSRX and Sesderma are trusted skincare brands that offer advanced serums, moisturizers, cleansers, and masks. The Korean brand features key ingredients like hyaluronic acid, glycerin, and niacinamide, making its formulations best suited for oily and acne-prone skin. Meanwhile, the Spanish brand is known for meticulously engineered formulas that suit sensitive, hyperpigmented, and aging skin types best. Ultimately, the brands differ in their regional origins and the specific dermatological profiles they primarily target.

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

koreajoongangdaily.combeautymatter.comprnewswire.com

Sesderma is a Spanish skincare brand founded in 1989 and owned by Grupo Sesderma since 2026.

skinexpert.sesderma.comsesderma.com

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

Popular COSRX vs Sesderma products

COSRX vs Sesderma serums and treatments

Questions and answers

COSRX or Sesderma: which is better?

COSRX offers a much wider selection on this page than Sesderma, with many options achieving a Superior Lovi fit across various skin types like oily and acne-prone skin.

What is the difference between COSRX and Sesderma?

COSRX offers a wide range of products with strong Lovi fit levels across multiple skin types, whereas Sesderma currently features just one product on this page, the Azelac RU Serum. COSRX products are generally fragrance-free, while the Sesderma product contains fragrance.

Which is more affordable, COSRX or Sesderma?

The page does not provide pricing or affordability information for either COSRX or Sesderma.

Which causes fewer breakouts, COSRX or Sesderma?

COSRX offers multiple products with a Superior fit for acne-prone skin, such as the Advanced Snail 96 Mucin Power Essence, whereas Sesderma lists only a single product on this page with a High fit for acne-prone skin.

Between COSRX and Sesderma, which brand was founded earlier and in which countries?

Sesderma was founded earlier in Spain in 1989, while COSRX was founded later in South Korea in 2013.

How do the fragrance-free product ratios compare between COSRX and Sesderma based on the listed items?

COSRX has a much higher ratio of fragrance-free options, with 37 out of 38 products on this page listing no fragrance. Sesderma includes fragrance in all 1 of its listed products.

Which brand offers a wider variety of product categories like cleansers, toners, and sunscreens on this page?

COSRX offers a much wider variety of product categories on this page, including multiple cleansers, toners, and sunscreens, whereas Sesderma features only a single serum.

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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