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Some By Mi vs Principia

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

Some By Mi and Principia are two distinct skincare lines known for thoughtful cleansers and precise formulas. The Korean brand features serums, cleansers, toners, and moisturizers built around niacinamide, centella asiatica, and salicylic acid, while the latter offers targeted options like the Gel de Limpeza GL-01. Both brands suit different complexions, with the former fitting dry sensitive skin best and the latter suiting balanced to oily skin. They ultimately differ in their key ingredient focus and regional origins, helping maintain a healthy, balanced complexion depending on individual needs.

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

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

Popular Some By Mi vs Principia products

Questions and answers

Some By Mi or Principia: which is better?

Some By Mi is the stronger choice on this page, offering an extensive selection of gentle, fragrance-free products tailored for diverse skin concerns. Niacinamide helps reduce pigmentation and brightens the complexion.

The British Journal of Dermatology, 2002Antioxidants, 2021

What is the difference between Some By Mi and Principia?

Some By Mi offers a broad range of fragrance-free cleansers, toners, serums, and moisturizers featuring key ingredients like niacinamide and centella asiatica, whereas Principia is represented on the page by just a single cleanser. Lovi finds that Some By Mi products frequently achieve High or Superior fit levels across multiple skin types, while the Principia product achieves only an Average fit for most types.

The British Journal of Dermatology, 2002Antioxidants, 2021

Some By Mi or Principia: which cleanser is better?

Some By Mi offers a wider range of cleansers with higher Lovi fit levels across skin types, such as the Snail Truecica Miracle Repair Low pH Gel Cleanser, which has a Superior fit for acne-prone and combination skin.

Which is more affordable, Some By Mi or Principia?

The provided page facts do not contain pricing information, so it is not possible to determine which brand is more affordable.

Which causes fewer breakouts, Some By Mi or Principia?

Some By Mi helps clear blemishes effectively with products like its AHA-BHA-PHA 30 Days Miracle Toner, which achieves a Superior fit level for acne-prone and oily acne-prone skin on Lovi. Principia features just one cleanser on this page, which attains a Low fit for acne-prone skin.

When was Some By Mi founded compared to Principia?

Some By Mi was founded in 2016, whereas Principia was founded more recently in 2020.

Do any products from Some By Mi or Principia contain fragrance?

Every product from Some By Mi and Principia on this page lists no fragrance in its ingredients.

Which skin types do the brand-focused routines of Some By Mi fit best?

According to the brand-focused routines on this page, Some By Mi fits dry sensitive skin, dry skin, and sensitive skin best.

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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