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Dermalogica vs Principia

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

Dermalogica and Principia are skincare brands known for their thoughtful cleansers, targeted serums, and precise formulas. The American line features ingredients like hyaluronic acid, glycerin, and salicylic acid, while both offerings suit oily skin best. They differ primarily in their active formulations, with Dermalogica also offering nourishing moisturizers and purifying masks to balance excess oil and moisture.

Dermalogica is an American skincare brand founded in 1986 and owned by Unilever since 2015.

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

Popular Dermalogica vs Principia products

Dermalogica vs Principia cleansers

Questions and answers

Dermalogica or Principia: which is better?

Dermalogica offers a much larger and more diverse selection of products across multiple skin types compared to Principia on this page. Reviewers note that Dermalogica products provide intense hydration and gentle, non-stripping cleansers, though they come with a high price point.

What is the difference between Dermalogica and Principia?

Dermalogica features a broad range of products with fit levels varying by skin type, while Principia includes only one cleanser with an Average fit for oily skin and a Caution fit for dry skin. Every product on both pages lists no fragrance in its ingredients.

Dermalogica or Principia: which cleanser is better?

Dermalogica offers multiple cleansers with a High Lovi fit for dry and sensitive skin, such as Special Cleansing Gel, while Principia's GL-01 cleanser has a Caution fit for dry skin. Reviewers note that Dermalogica provides gentle, non-stripping cleansers.

Which is more affordable, Dermalogica or Principia?

Principia is more affordable, whereas reviewers mostly mention Dermalogica as having a high price point.

Which causes fewer breakouts, Dermalogica or Principia?

Comparing the products on this page, Dermalogica has extensive fit ratings across multiple acne-prone skin types with varying likelihoods, whereas Principia only features a single cleanser with an average to low acne fit, so direct breakout comparisons are limited.

When was Dermalogica founded compared to Principia?

Dermalogica was founded in 1986, whereas Principia was founded in 2020.

Do any products from Dermalogica or Principia contain fragrance?

Every product on this page from both Dermalogica and Principia lists no fragrance in its ingredients.

Which brand offers more products for dry skin according to the Lovi fit levels?

Dermalogica offers significantly more products for dry skin compared to Principia on this page. Reviewers often note that the products on this page provide intense hydration.

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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