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Pixi vs Principia

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

Pixi and Principia are two distinct skincare lines known for their thoughtful cleansers, nourishing toners, targeted serums, refreshing eye products, and hydrating moisturizers, all driven by effective formulas. Pixi is loved for soothing dry skin and acne-prone skin, while the other brand suits balanced to oily skin best. Standout products include the Glow Tonic and Gel de Limpeza GL-01 for acne-prone skin, Glow Peel Pads for dark spots, and Retinol Tonic for mature skin. Through precise formulation, both help maintain a healthy, balanced complexion day after day.

Pixi is a British skincare brand founded in 1999.

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

Popular Pixi vs Principia products

Questions and answers

Pixi or Principia: which is better?

Pixi offers a much wider range of products on this page with superior and high Lovi fit levels for skin types like dry, acne-prone, and mature skin, whereas Principia features only a single cleanser with average to caution fits.

What is the difference between Pixi and Principia?

Pixi offers a much larger variety of products on this page across multiple categories like toners and serums, whereas Principia is represented by just a single cleanser. Lovi rates Pixi as having Superior fit levels for several products and skin types, while the Principia cleanser achieves only Average or lower fits.

Which is more affordable, Pixi or Principia?

The products on this page from Pixi and Principia do not list pricing information, so affordability cannot be compared here.

Which causes fewer breakouts, Pixi or Principia?

Pixi offers products on this page with Superior to High Lovi fit levels for acne-prone skin, such as Retinol Tonic, while Principia has a cleanser rated Low for acne-prone skin. Aloe vera in Pixi products helps soothe the skin.

Iranian Journal of Medical Sciences, 2019

Which of the two brands has been on the market longer, Pixi or Principia?

Pixi has been on the market longer, having been founded in 1999 in the United Kingdom, whereas Principia was founded in 2020.

Do any products from Pixi contain fragrance, and how does that compare to Principia?

Yes, 3 out of 10 Pixi products on this page list fragrance, including Glow Tonic, Hydrating Milky Mist, and Antioxidant Tonic. In comparison, every Principia product on this page lists no fragrance in its ingredients.

What specific skin types do Pixi's brand-focused routines fit best?

Pixi's brand-focused routines fit dry skin, acne-prone skin, and mature 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

How does it fit your skin?

Scan your face, then any product: Lovi shows how well it fits you and what fits even better.

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