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RoC vs Principia

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

RoC and Principia are skincare brands that offer thoughtful cleansers and expert formulas. The French brand, founded in 1957 and owned by Bridgepoint Group plc since 2024, is fondly loved for its serums, eye products, moisturizers, cleansers, and more enriched with glycerin and retinol, while the other is widely loved for its thoughtful cleansers and precise formulas. The former suits mature skin and dry skin best, providing deeply nourishing care that addresses aging and dryness, whereas the latter suits balanced to oily skin best to maintain a healthy, balanced complexion. They differ because the first brand relies on glycerin to significantly increase skin hydration and barrier function and retinol to significantly reduce fine wrinkles and increase collagen, offering standout options like the BARRIER RENEW® GEL-TO-FOAM CLEANSER for acne-prone skin, the Retinol Correxion Line Smoothing Max Hydration Cream for skin with dark spots, and the Multi Correxion Hydrate + Plump Eye Cream for mature skin, while the second brand provides standout products like the Gel de Limpeza GL-01 for acne-prone skin.

RoC is a French skincare brand founded in 1957 and owned by Bridgepoint Group plc since 2024.

en.wikipedia.orgprnewswire.combeautymatter.com

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

Popular RoC vs Principia products

Questions and answers

RoC or Principia: which is better?

RoC is better suited for most shoppers on this page, offering a wide selection of anti-aging and hydrating products that Lovi rates as High for mature and dry skin. Retinol helps reduce fine lines and stimulate collagen accumulation in aging skin.

The Journal of Investigative Dermatology, 2000Archives of Dermatology, 2007

What is the difference between RoC and Principia?

RoC has a wide range of products on this page featuring key ingredients like retinol and vitamin C that help reduce wrinkles, while Principia currently features only a single cleanser. Lovi rates RoC as having a High fit for mature skin, dry skin, and skin with dark spots.

The Journal of Investigative Dermatology, 2000Archives of Dermatology, 2007

RoC or Principia: which cleanser is better?

For cleansing, the BARRIER RENEW GEL-TO-FOAM CLEANSER from RoC achieves a High fit across all skin types, including dry sensitive and oily acne-prone skin. In contrast, the Gel de Limpeza GL-01 from Principia reaches an Average fit for most skin types and a Caution for dry skin.

Which is more affordable, RoC or Principia?

The page does not provide pricing information or cost comparisons, so it is not possible to determine whether RoC or Principia is more affordable based on the products on this page.

Which causes fewer breakouts, RoC or Principia?

The products on this page from RoC achieve an acne-prone skin fit level of High in their cleanser and sunscreen, whereas Principia offers an average fit for oily acne-prone skin with its cleanser and a low fit for acne-prone skin.

Which brand has been established longer, RoC or Principia?

RoC has been established longer, having been founded in France in 1957, whereas Principia was founded more recently in 2020.

Do any RoC products contain fragrance, and does Principia have fragrance-free products?

Yes, 2 out of the 12 RoC products on this page list fragrance, including the Retinol Correxion Deep Wrinkle Serum and Multi Correxion Revive + Glow Daily Serum. Meanwhile, every Principia product on this page is fragrance-free.

Which skin types do RoC brand-focused routines fit best?

RoC brand-focused routines fit mature skin, dry skin, and skin with dark spots best. These routines help target signs of aging and dryness with products containing key ingredients like retinol, vitamin C, hyaluronic acid, and glycerin.

The Journal of Investigative Dermatology, 2000Dermatologic 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

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