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COSRX vs the purest

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

COSRX and the purest are two distinct skincare lines known for addressing different complexion needs through targeted formulations. COSRX is a Korean skincare brand founded in 2013 and owned by Amorepacific Group since 2024, beloved for its thoughtful array of serums, moisturizers, cleansers, masks, and more, all formulated with key ingredients like hyaluronic acid, glycerin, and niacinamide. Meanwhile, the purest is deeply cherished for its gentle moisturizers and thoughtfully composed formulas. Both offer unique benefits, as the first brand suits oily acne-prone skin and oily skin best, while the latter suits sensitive, dry, and combination skin best, alongside offering reliable daily support for acne-prone skin.

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

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

Popular COSRX vs the purest products

COSRX vs the purest moisturizers

Questions and answers

COSRX or the purest: which is better?

COSRX is the better-rated choice on this page, offering dozens of products with superior and high Lovi fit levels across nearly all skin types, whereas the purest features only one product with mostly average to low fits.

What is the difference between COSRX and the purest?

COSRX offers a wide variety of products with strong Lovi fit levels across most skin types, whereas the purest features only one product on this page with limited high fit ratings.

COSRX or the purest: which moisturizer is better?

COSRX offers multiple moisturizers with Superior or High Lovi fit levels across diverse skin types, whereas the purest provides only a single moisturizer with limited suitability. Products on this page from COSRX frequently feature key hydrating ingredients like hyaluronic acid and glycerin.

Journal of Pharmacy & Pharmaceutical Sciences, 2015Drug Delivery, 2017

Which is more affordable, COSRX or the purest?

The products on this page do not provide pricing information to determine which brand is more affordable.

Which causes fewer breakouts, COSRX or the purest?

COSRX offers many products on this page with superior or high Lovi fit levels for acne-prone skin, whereas the purest has only one product on this page, which has a low fit level for acne-prone skin.

Between COSRX and the purest, which brand offers a wider range of products for different skin types?

COSRX offers a much wider selection, with thirty-eight products on this page covering various skin types, whereas the purest features only one product.

How do the fragrance options differ between COSRX and the purest skincare products?

COSRX has 37 of 38 products on this page listing no fragrance, while the purest has fragrance in all 1 of its products.

Which brand has a longer history in the skincare industry, COSRX or the purest?

COSRX was founded in 2013, giving it a longer history in the skincare industry compared to the purest, which was established in 2020.

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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