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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 distinct skincare brands dedicated to addressing persistent blemishes with care. The former is a Korean brand known for its thoughtfully formulated serums, moisturizers, cleansers, and masks featuring hyaluronic acid, glycerin, and niacinamide, while the latter is a Japanese brand celebrated for its targeted serums and meticulously crafted formulas. Both brands suit acne-prone skin best, though the Korean brand also offers formulations for oily acne-prone skin, dark spots, and mature skin through standout options like the Advanced Snail Mucin Gel Cleanser, the Full Fit Propolis Synergy Toner, and the Centella Water Alcohol-Free Toner, whereas the Japanese brand provides the Acne Cream W for localized breakouts.

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 ingredients like hyaluronic acid, niacinamide, and panthenol, which help provide deep hydration and support skin barrier function. Pair features only a single acne treatment product on this page, making COSRX generally better suited for comprehensive skincare routines.

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

What is the difference between COSRX and Pair?

COSRX offers a wide range of products that feature key ingredients like hyaluronic acid, niacinamide, and panthenol, whereas Pair lists only a single product on this page, the Acne Cream W. Lovi rates COSRX as a best fit for acne-prone, oily acne-prone, and oily skin, while its fit ratings for Pair's cream range from Average to Caution depending on the skin type.

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

Which is more affordable, COSRX or Pair?

This page does not contain information about product prices, so Lovi cannot state which brand is more affordable.

Which causes fewer breakouts, COSRX or Pair?

Lovi finds that COSRX offers a wide range of products with superior or high fit levels for acne-prone skin, whereas Pair features only one product with an average fit for this skin type.

Which brand has been around longer, COSRX or Pair?

Pair has been around longer, having been founded in Japan in 2000, whereas COSRX was founded in South Korea in 2013.

Do either of these brands include fragrance in their products?

COSRX includes fragrance in only one product on this page, the Vitamin E Vitalizing Sunscreen SPF 50+, while the products on this page from Pair list no fragrance.

Which brand offers a wider variety of skincare products on this page?

COSRX offers a much wider variety of skincare products on this page, featuring dozens of items across categories like cleansers, moisturizers, serums, and 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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