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Principia vs Blue Lizard

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

Principia and Blue Lizard are thoughtful skincare lines known for their reliable formulas and targeted products. The former features precise cleansers with standout items like the Gel de Limpeza GL-01, suiting balanced to oily skin best, while the latter is recognized for its gentle mineral sunscreens like the Sensitive Mineral Sunscreen SPF 50+, which suits sensitive skin best. Both brands help maintain a healthy, balanced complexion, differing primarily in their specific product types and primary ingredients.

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

Popular Principia vs Blue Lizard products

Questions and answers

Principia or Blue Lizard: which is better?

Blue Lizard is better for sensitive and dry skin, where Lovi rates it as Superior, while Principia products on this page show Average or lower fits for those types. Both brands offer products with no fragrance listed in their ingredients.

What is the difference between Principia and Blue Lizard?

Blue Lizard achieves a Superior fit for sensitive skin on Lovi, whereas the products on this page by Principia reach only an Average fit for that skin type. Both brands list no fragrance in the ingredients of their products on this page.

Which is more affordable, Principia or Blue Lizard?

This page does not provide pricing or affordability information for either Principia or Blue Lizard.

Which causes fewer breakouts, Principia or Blue Lizard?

For acne-prone skin, the products on this page by Blue Lizard have a High Lovi fit level, whereas Principia's Gel de Limpeza GL-01 has an Average fit level and its acne-prone fit is Low.

How does the Lovi fit level for oily skin compare between Principia's cleanser and Blue Lizard's sunscreen?

For oily skin, Blue Lizard's sunscreen on this page has a High Lovi fit level, whereas Principia's cleanser only has an Average fit level.

Which brand has been on the market longer, Principia or Blue Lizard?

Blue Lizard has been on the market longer, having been founded in 1995, whereas Principia was founded in 2020.

Do any products from Principia or Blue Lizard contain fragrance?

Every product from both Principia and Blue Lizard lists no fragrance in its ingredients.

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

How does it fit your skin?

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