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COSRX vs Sand & Sky

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

COSRX and Sand & Sky are skincare brands that offer targeted formulations for the complexion. The Korean skincare brand COSRX is known for its thoughtfully formulated serums, moisturizers, cleansers, masks, and more, which harness proven ingredients like hyaluronic acid, glycerin, and niacinamide to suit acne-prone skin and oily acne-prone skin best. Meanwhile, Sand & Sky is beloved for its purifying masks and targeted formulas with botanical ingredients that gently clarify and balance combination, oily, and acne-prone skin. While both brands address blemish-prone complexions effectively, they differ in their specific product lineups and founding details.

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 Sand & Sky products; for every product of both brands, with a fit score for your own skin, use the Lovi app.

Popular COSRX vs Sand & Sky products

Questions and answers

COSRX or Sand & Sky: which is better?

COSRX offers a much broader range of products on this page with superior and high fit levels across multiple skin types, while Sand & Sky features only a single mask. Reviewers frequently note that COSRX products provide lightweight absorption and deep hydration with mostly fragrance-free formulas.

What is the difference between COSRX and Sand & Sky?

COSRX offers a wide range of products with fit levels varying from Superior to Warning across multiple skin types, whereas the products on this page for Sand & Sky are limited to a single mask with fit levels reaching at best High.

Which is more affordable, COSRX or Sand & Sky?

The products on this page do not provide pricing information to determine whether COSRX or Sand & Sky is more affordable.

Which causes fewer breakouts, COSRX or Sand & Sky?

COSRX offers multiple products on this page with superior fit levels for acne-prone skin, while Sand & Sky features only a single mask that has a high fit for acne-prone skin.

How do COSRX and Sand & Sky compare in terms of fragrance options across their products?

COSRX offers significantly more fragrance options, with 37 out of 38 products on this page listing no fragrance, whereas Sand & Sky features fragrance in its single listed product.

Which brand has been around longer and in what year was each founded?

COSRX has been around longer, having been founded in South Korea in 2013, whereas Sand & Sky was founded later in 2017.

How many total products does each brand offer on this comparison page?

COSRX offers 38 products on this comparison page, while Sand & Sky offers 1 product.

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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