Principia vs MAËLYS
Principia and MAËLYS are skincare lines offering distinct approaches to daily care. Principia is known for thoughtful cleansers and precise formulas that suit balanced to oily skin best, featuring standout products like the Gel de Limpeza GL-01 for acne-prone skin to help maintain a healthy, balanced complexion. In contrast, the brand known as MAËLYS is celebrated for targeted serums and advanced formulas that suit all skin types best, offering specialized solutions like the TOO-FINE for acne-prone skin and the RE-LURE Tight & Tone Body Serum for skin with dark spots. Both deliver thoughtful care through these unique formulations, differing primarily in their ideal skin types and core product focuses.
This page compares some of the most popular Principia and MAËLYS products; for every product of both brands, with a fit score for your own skin, use the Lovi app.
Questions and answers
Principia or MAËLYS: which is better?
Neither brand stands out as better overall, because Lovi rates the products on this page mostly as average or low for various skin types. Every Principia product on this page lists no fragrance, whereas one of the two MAËLYS products includes fragrance.
What is the difference between Principia and MAËLYS?
Principia offers fragrance-free products on this page, whereas MAËLYS includes fragrance in at least one item like RE-LURE Tight & Tone Body Serum. Lovi rates the products on this page for Principia mostly as Average across various skin types, while MAËLYS items receive mostly Low or Caution ratings.
Which is more affordable, Principia or MAËLYS?
Neither Principia nor MAËLYS is described as more affordable since the provided page facts do not list pricing information for either brand.
Which causes fewer breakouts, Principia or MAËLYS?
Principia is more likely to cause fewer breakouts because the products on this page have an average fit for acne-prone skin, whereas MAËLYS products generally have a low fit for acne-prone skin.
Which brand was founded earlier, Principia or MAËLYS?
MAËLYS was founded earlier, in 2017, while Principia was founded in 2020.
Which brand includes fragrance in its products, Principia or MAËLYS?
MAËLYS includes fragrance in at least one of its products on this page, specifically RE-LURE Tight & Tone Body Serum, whereas Principia lists no fragrance in any of the products on this page.
Who owns the skincare brands Principia and MAËLYS?
Principia is owned by Viziera Participações Ltda., and MAËLYS is owned by Barinboim Group.
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.
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Co-founder, Medical Director
Cosmetic chemist, cosmetologist, aesthetic products developer
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Co-founder, CEO and CTO
PhD in computer science, 3x US patent holder, ex-Google, ex-Yandex
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Dr. Sofía Perea Pérez, MD, MSc
Medical Board
Aesthetic medicine practitioner, MSc in Longevity and Anti-Aging Medicine
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Medical Board
Specialist dermatologist, MBBS, MD, IFAAD
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Medical Board
Cosmetic chemist, SCS, IFSCC member
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Medical Board, Medical Advisor
Dermatology MD
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Elina Nazarenko, MD
Medical Board
Dermatology and diagnostic consultant
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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.
