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COSRX vs DOT & KEY

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

COSRX and DOT & KEY are distinct skincare brands founded in 2013 and 2018, respectively. The Korean brand is adored for its serums, moisturizers, cleansers, and masks harnessing hyaluronic acid, glycerin, and niacinamide to suit acne-prone and oily acne-prone skin best, while the Indian brand is warmly embraced for its sensorially pleasing sunscreens and calibrated formulas suiting balanced, combination, and normal skin best. These two options differ primarily in their core ingredient philosophies and target skin types, offering either targeted blemish care or lightweight daily protection.

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

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DOT & KEY is an Indian skincare brand founded in 2018 and owned by FSN E-Commerce Ventures Limited since 2021.

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

Popular COSRX vs DOT & KEY products

Questions and answers

COSRX or DOT & KEY: which is better?

COSRX is better suited for most skincare needs on this page, offering targeted products with a Superior fit for acne-prone, oily acne-prone, and oily skin types, whereas DOT & KEY only provides an Average fit for combination, acne-prone, mature, oily, dry sensitive, oily acne-prone, sensitive, dry skin, and skin with dark spots.

What is the difference between COSRX and DOT & KEY?

COSRX offers a wide range of products tailored for various skin types with Superior or High fit levels, whereas the products on this page for DOT & KEY show only an Average fit across all skin types.

COSRX or DOT & KEY: which sunscreen is better?

COSRX offers multiple sunscreens with High Lovi fit levels across skin types, whereas the products on this page for DOT & KEY provide only Average fit levels.

Which is more affordable, COSRX or DOT & KEY?

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

Which causes fewer breakouts, COSRX or DOT & KEY?

COSRX is the brand on this page that helps with acne control, featuring multiple products with Superior and High Lovi fit levels for acne-prone skin. In comparison, the single Dot & Key product on this page only shows an Average fit for acne-prone skin.

Between COSRX and DOT & KEY, which brand has been established longer and where are they based?

COSRX was founded earlier in 2013 in South Korea, whereas Dot & Key was founded in 2018 in India.

How many products from COSRX contain fragrance compared to DOT & KEY?

On the products on this page, 1 of 37 COSRX products contains fragrance, whereas every Dot & Key product lists no fragrance.

What are some of the key ingredients found across COSRX skincare products?

COSRX skincare products feature key ingredients such as hyaluronic acid, glycerin, niacinamide, allantoin, panthenol, snail mucin, butylene glycol, and centella asiatica. Hyaluronic acid helps improve skin quality and signs of aging.

Journal of Pharmacy & Pharmaceutical Sciences, 2015Dermatologic Therapy, 2022

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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