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COSRX vs Pair

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

COSRX and Pair are celebrated skincare brands originating from Korea and Japan, respectively. The Korean brand is known for thoughtfully formulated serums, moisturizers, cleansers, and masks featuring hyaluronic acid, glycerin, and niacinamide, while the Japanese brand is beloved for targeted serums and meticulously crafted formulas. Both brands suit acne-prone skin best, though the former also suits sensitive skin with gentle, targeted formulations that address reactive complexions.

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

koreajoongangdaily.combeautymatter.comprnewswire.com

Pair is a Japanese skincare brand founded in 2000 and owned by Lion Corporation since 2004.

ja.wikipedia.orgbeautymatter.com

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

Popular COSRX vs Pair products

COSRX vs Pair serums and treatments

Questions and answers

COSRX or Pair: which is better?

COSRX offers a much wider range of products that feature higher Lovi fit levels across most skin types compared to Pair, which features only a single acne treatment.

What is the difference between COSRX and Pair?

COSRX offers a wide variety of products that fit acne-prone, sensitive, and oily acne-prone skin best, whereas Pair features only one product on this page with lower fit levels for those skin types. COSRX products on this page often help with lightweight absorption and deep hydration, and niacinamide in COSRX formulations may help reduce cutaneous pigmentation.

The British Journal of Dermatology, 2002

Which is more affordable, COSRX or Pair?

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

Which causes fewer breakouts, COSRX or Pair?

COSRX offers a wide range of products that fit acne-prone skin well, whereas Pair only lists a single product on this page with an average fit for oily acne-prone skin. Therefore, COSRX helps address breakouts more comprehensively.

Between COSRX and Pair, which brand was founded earlier and in which country?

Pair was founded earlier, in 2000 in Japan, while COSRX was founded in 2013 in South Korea.

How does the product variety for dry skin compare between COSRX and Pair?

COSRX offers a wide range of products for dry skin, with several items achieving a Superior fit level such as the Advanced Snail 96 Mucin Power Essence and Pure Fit Cica Serum. In contrast, Pair features only one product on this page, the Acne Cream W, which carries a Caution fit level for dry skin.

Which brand offers products containing fragrance, COSRX or Pair?

COSRX offers products containing fragrance, as 1 of its 38 products on this page lists fragrance, while every product from Pair lists no fragrance.

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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