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Medik8 vs SEYOUL

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

Medik8 and SEYOUL are respected skincare collections offering distinct pathways to a balanced complexion. The British brand, founded in 2009 and owned by L'Oréal Groupe since 2025, specializes in serums, moisturizers, eye products, toners, and more, built around hyaluronic acid, which lengthens toxin wrinkle effect duration, suiting dry and dry sensitive skin best. Conversely, the second brand is loved for its nourishing masks and delicate formulas, suiting dry, oily, and combination skin best. While both approach skin health with quiet precision, they differ in their primary formulations and targeted skin types.

Medik8 is a British skincare brand founded in 2009 and owned by L'Oréal Groupe since 2025.

loreal.commedik8.comtracxn.com

This page compares some of the most popular Medik8 and SEYOUL products; for every product of both brands, with a fit score for your own skin, use the Lovi app.

Popular Medik8 vs SEYOUL products

Questions and answers

Medik8 or SEYOUL: which is better?

Medik8 is generally the better choice, as the products on this page achieve High and Superior Lovi fit levels across multiple skin types, whereas SEYOUL has mostly Average to Warning ratings. Medik8's formulas often feature active ingredients like bakuchiol, which helps improve photoageing.

The British Journal of Dermatology, 2019

What is the difference between Medik8 and SEYOUL?

Medik8 offers a wide range of products featuring key ingredients like hyaluronic acid with various fit levels across skin types, whereas SEYOUL features only the Collagen Night Wrapping Mask on this page, which has lower fit ratings. Medik8 is best suited for dry and sensitive skin types, while SEYOUL does not have designated best-fit skin types from its routines.

Dermatologic Therapy, 2022Drug Delivery, 2017

Which is more affordable, Medik8 or SEYOUL?

SEYOUL has a much narrower range on this page compared to Medik8, but reviewers often mention Medik8 as having a high price point.

Which causes fewer breakouts, Medik8 or SEYOUL?

Medik8 offers products on this page such as Surface Radiance Cleanse that achieve a Superior fit for acne-prone skin, whereas SEYOUL lists a mask that rates as Caution or Warning for breakouts. Hyaluronic acid helps maintain moisture balance without clogging pores.

Drug Delivery, 2017Dermatologic Therapy, 2022

When was each brand founded and who are their respective parent companies?

Medik8 was founded in 2009 in the United Kingdom and has been owned by L'Oréal Groupe since 2025. SEYOUL was founded in 2022 and is owned by Thành Vinh Holdings.

How does the product variety and range of skin types accommodated compare between Medik8 and SEYOUL?

Medik8 offers a much wider variety of products on this page across multiple categories like serums, cleansers, and moisturizers, whereas SEYOUL features only a single mask. Consequently, the products on this page from Medik8 accommodate a broad spectrum of skin types with fit levels reaching up to Superior, while SEYOUL shows lower fit ratings generally restricted to Average or below.

What are the most commonly mentioned pros and cons by reviewers for Medik8 skincare products?

Reviewers often point out that Medik8 products on this page feature gentle and non-irritating serums, deep hydration, and improvements in skin texture and glow. On the downside, shoppers frequently mention a high price point alongside occasional packaging issues and slow or delayed results.

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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