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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 skincare brands known for their distinctive approaches to complexion care. The Korean line relies on hyaluronic acid, glycerin, and niacinamide within its serums, moisturizers, cleansers, and masks to suit oily and acne-prone skin best. Meanwhile, the Spanish brand is celebrated for advanced serums and engineered formulas that suit sensitive, hyperpigmented, and aging skin types. While both brands feature targeted solutions such as the Advanced Snail Mucin Gel Cleanser and the Azelac RU Serum, they differ fundamentally in their foundational ingredients, origins, and specialized target audiences.

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 is the better choice for most shoppers on this page because it offers a wide range of products with Superior and High fit levels across almost all skin types, whereas Sesderma only features one product here. Additionally, COSRX products on this page mostly list no fragrance, making them a gentler option.

What is the difference between COSRX and Sesderma?

COSRX offers a wide range of products that Lovi rates with superior and high fit levels across multiple skin types, whereas Sesderma is represented on this page by just one product, Azelac RU Serum. Reviewers often note that COSRX provides lightweight absorption and deep hydration.

Which is more affordable, COSRX or Sesderma?

The provided page facts do not contain pricing information, so it is not possible to determine whether COSRX or Sesderma is more affordable based on this page.

Which causes fewer breakouts, COSRX or Sesderma?

COSRX helps control breakouts more broadly because the products on this page cover multiple options specifically for acne-prone skin, whereas Sesderma features only one serum here.

When was COSRX founded compared to Sesderma, and where are they from?

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

How many products from COSRX contain fragrance versus Sesderma?

COSRX has 37 products without fragrance and 1 with fragrance, while Sesderma has 0 products without fragrance and 1 with fragrance on this page.

What key ingredients are found across COSRX products?

The products on this page from COSRX feature key ingredients such as hyaluronic acid, glycerin, niacinamide, allantoin, panthenol, snail mucin, butylene glycol, and centella asiatica. These components help provide benefits like deep hydration and improved skin texture.

Journal of Pharmacy & Pharmaceutical Sciences, 2015The British Journal of Dermatology, 2002

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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