Principia vs the purest
Principia and the purest are two carefully crafted skincare lines known for their thoughtfully composed formulas and reliable daily support. The brand Principia offers thoughtful cleansers with precise formulas that suit balanced to oily skin best, including standout products like the Gel de Limpeza GL-01 for acne-prone skin, which help maintain a healthy, balanced complexion. Meanwhile, the purest is deeply cherished for its gentle moisturizers that suit sensitive, dry, and combination skin best owing to their mild nature. Both brands differ in their primary skin type focus, with the former favoring oilier complexions and the latter catering gracefully to drier and more sensitive skin.
This page compares some of the most popular Principia and the purest products; for every product of both brands, with a fit score for your own skin, use the Lovi app.
Questions and answers
Principia or the purest: which is better?
Neither brand is universally better, as Principia offers average fits across multiple skin types with fragrance-free formulas, whereas the purest provides a high fit for sensitive skin despite containing fragrance in its solutions moisturizer.
What is the difference between Principia and the purest?
For the products on this page, the purest solutions moisturizer has a High Lovi fit for sensitive skin, whereas Principia products on this page have Average or lower fits across skin types. Additionally, every product on this page from Principia lists no fragrance, while the purest solutions contains fragrance.
Which is more affordable, Principia or the purest?
This page does not provide pricing or affordability information to compare Principia and the purest.
Which causes fewer breakouts, Principia or the purest?
For acne-prone skin, the products on this page by Principia have an Average fit level, while the purest has a Low fit level. Principia is fragrance-free, whereas the purest includes fragrance.
Which brand offers a cleanser suitable for oily skin, Principia or the purest?
Principia offers a cleanser for oily skin on this page, Gel de Limpeza GL-01, which Lovi rates as having an Average fit for oily skin.
Do products from Principia or the purest contain fragrance?
Principia lists no fragrance in the ingredients for every product on this page. In contrast, the purest includes fragrance in its solutions moisturizer.
Which company owns the brand Principia and which owns the purest?
Principia is owned by Viziera Participações Ltda., while the purest is owned by Evly Pharma Cosmetics.
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.
