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Some By Mi vs Shiseido Senka

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

Some By Mi and Shiseido Senka are Asian skincare brands celebrated for accessible, results-driven formulations. The Korean brand features serums, cleansers, toners, and moisturizers built around niacinamide, centella asiatica, and salicylic acid, fitting sensitive skin and skin with dark spots best, while the Japanese brand is beloved for dependable cleansers and gentle formulas that suit normal, dry, oily, and combination skin best. They differ primarily in their active ingredients and target concerns, as the former utilizes targeted acids and vitamins for specific blemishes and aging signs, whereas the latter offers balanced daily routines that leave the complexion refreshed.

Some By Mi is a Korean skincare brand founded in 2016 and owned by JKL Partners since 2021.

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Shiseido Senka is a Japanese skincare brand founded in 2003 and owned by Bain Capital since 2026.

corp.shiseido.comen.wikipedia.org

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

Popular Some By Mi vs Shiseido Senka products

Questions and answers

Some By Mi or Shiseido Senka: which is better?

Some By Mi fits sensitive skin, skin with dark spots, and dry sensitive skin best on this page, while Shiseido Senka features a single cleanser that rates High across all skin types. Both brands offer fragrance-free formulations.

What is the difference between Some By Mi and Shiseido Senka?

Some By Mi offers a wide variety of skincare products on this page spanning cleansers, toners, serums, and moisturizers that fit sensitive skin, skin with dark spots, and dry sensitive skin best. In contrast, Shiseido Senka features just one cleanser on this page, Perfect Whip, which has a High Lovi fit level across all skin types.

Some By Mi or Shiseido Senka: which cleanser is better?

Some By Mi offers a much wider variety of cleansers on this page, with options like the Snail Truecica Miracle Repair Low pH Gel Cleanser achieving a Superior Lovi fit for skin with dark spots and mature, acne-prone, and oily skin types. In comparison, Shiseido Senka features just one cleanser on this page, the Perfect Whip, which achieves a High Lovi fit across all listed skin types.

Which is more affordable, Some By Mi or Shiseido Senka?

This page does not compare product pricing or affordability for Some By Mi and Shiseido Senka.

Which causes fewer breakouts, Some By Mi or Shiseido Senka?

Both Some By Mi and Shiseido Senka feature products on this page that Lovi rates as a high fit for acne-prone skin, helping to manage breakouts.

How does the founding year and country of origin compare between Some By Mi and Shiseido Senka?

Some By Mi was founded in 2016 in South Korea, whereas Shiseido Senka was founded earlier in 2003 in Japan.

Which brand offers a cleanser rated as having a Superior Lovi fit level for oily skin?

Some By Mi offers multiple cleansers, such as the Snail Truecica Miracle Repair Low pH Gel Cleanser, rated by Lovi as having a Superior fit level for oily skin. Shiseido Senka features the Perfect Whip cleanser, which is rated as having a High fit level for oily skin.

What are the main drawbacks reported by reviewers regarding Some By Mi products?

Reviewers note that Some By Mi products often feature a strong or medicinal scent. They also sometimes report drying or stripping effects, overhyped or low-potency results, and a sticky or tacky finish.

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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