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Kiehl's vs SEYOUL

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

Kiehl's and SEYOUL are respected skincare brands offering thoughtfully crafted daily preparations. The American heritage label is known for moisturizers, serums, toners, and eye products featuring nourishing glycerin and squalane, while the alternative is loved for delicate formulas and nourishing masks. Kiehl's suits skin with dark spots and combination skin best, whereas both brands accommodate combination complexions and SEYOUL additionally suits dry and oily skin types. While both provide targeted care with quiet precision, they differ in their specific botanical infusions and heritage.

Kiehl's is an American skincare brand founded in 1851 and owned by L'Oréal S.A. since 2000.

loreal.comen.wikipedia.org

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

Popular Kiehl's vs SEYOUL products

Questions and answers

Kiehl's or SEYOUL: which is better?

Kiehl's offers a much wider selection of products on this page across multiple skin types compared to SEYOUL, which only lists a single mask. Reviewers often mention that Kiehl's provides lightweight, non-greasy moisturizers and gentle serums.

What is the difference between Kiehl's and SEYOUL?

Kiehl's features a large selection of skincare products on this page for various skin types, while SEYOUL offers only a single collagen night wrapping mask.

Which is more affordable, Kiehl's or SEYOUL?

Reviewers on this page often mention that Kiehl's has a high price point, while pricing details for SEYOUL are not provided.

Which causes fewer breakouts, Kiehl's or SEYOUL?

Reviewers of Kiehl's often note that the products on this page may cause breakouts and skin irritation. SEYOUL lists no such reports for its products on this page.

How does the founding year and parent company of Kiehl's compare to SEYOUL?

Kiehl's was founded in 1851 in the United States and has been owned by L'Oréal S.A. since 2000, whereas SEYOUL was founded in 2022 and is owned by Thành Vinh Holdings.

Which brand offers a wider variety of products for different skin types, Kiehl's or SEYOUL?

Kiehl's offers a much wider variety of products for different skin types compared to SEYOUL, featuring dozens of specialized items on this page for concerns ranging from dry to oily and sensitive skin. SEYOUL currently lists only a single product on this page.

What are the main fragrance ingredients or profiles found in Kiehl's products versus SEYOUL?

Kiehl's features fragrance in only two of the products on this page, which are the Age Defender Moisturizer and the Facial Fuel Energizing Moisture Treatment for Men, while the remaining 26 products list no fragrance. In comparison, every product from SEYOUL lists no fragrance in its ingredients.

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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