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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 varied complexions with targeted ingredients. The Korean brand COSRX, founded in 2013 and owned by Amorepacific Group since 2024, offers thoughtfully formulated serums, moisturizers, cleansers, masks, and more that harness hyaluronic acid, glycerin, and niacinamide to suit acne-prone and oily acne-prone skin best through specific blemish solutions. Meanwhile, the purest is deeply cherished for its gentle moisturizers and thoughtfully composed formulas that suit sensitive, dry, and combination skin best while offering reliable daily support for acne-prone skin. While both earn praise through consistent performance, the former features standout choices like the Advanced Snail Mucin Gel Cleanser, the Full Fit Propolis Synergy Toner, and the Centella Water Alcohol-Free Toner, whereas the latter continues to earn praise through understated performance.

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 stands out with a broad range of products well-suited for acne-prone, oily, and dry skin types, while the purest features only one solution on this page with lower fit levels for most skin types. Reviewers often mention COSRX for its lightweight absorption and deep hydration.

What is the difference between COSRX and the purest?

COSRX offers 38 products featuring key ingredients like hyaluronic acid and snail mucin, while the purest features a single product on this page called solutions. COSRX has high fit levels across a wide variety of skin types, particularly for acne-prone skin, oily skin, and oily acne-prone skin, whereas the purest fits sensitive skin at a High level and other skin types at lower levels.

COSRX or the purest: which moisturizer is better?

COSRX offers a much wider range of moisturizers with higher Lovi fit levels across skin types, whereas the products on this page for the purest show lower suitability for most skin concerns.

Which is more affordable, COSRX or the purest?

The provided page facts do not contain pricing information, so neither COSRX nor the purest can be identified as more affordable.

Which causes fewer breakouts, COSRX or the purest?

COSRX is better suited for acne-prone skin, as the products on this page fit acne-prone and oily acne-prone skin best, whereas the purest solutions moisturizer has a low fit for acne-prone skin.

Between COSRX and the purest, which brand offers a wider range of fragrance-free products?

COSRX offers a much wider range of products on this page, with 37 out of 38 listing no fragrance, whereas the purest includes only one fragranced product.

How do the founding years and corporate ownerships of COSRX and the purest compare?

COSRX was founded in 2013 in South Korea and has been owned by Amorepacific Group since 2024, whereas the purest was founded in 2020 and is owned by Evly Pharma Cosmetics.

Which brand has more product options suited for acne-prone and oily skin types according to the listed routines?

COSRX has more product options suited for acne-prone and oily skin types, as its brand-focused routines best fit acne-prone skin, oily acne-prone skin, and oily skin, whereas the purest lists no best-fit skin types for its routines. The products on this page help provide gentle and effective acne control.

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

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