Principia vs Sand & Sky
Principia and Sand & Sky are well-regarded skincare brands known for their thoughtful cleansers, purifying masks, and precise formulas. Principia is widely loved for offerings like the Gel de Limpeza GL-01 that suit balanced to oily skin, while Sand & Sky is beloved for targeted products like the Australian Pink Clay Porefining Face Mask that suit combination, oily, and acne-prone skin best. These two options help maintain a healthy, balanced complexion, yet they differ because the former relies on precise formulas and the latter uses botanical ingredients to gently clarify.
This page compares some of the most popular Principia and Sand & Sky products; for every product of both brands, with a fit score for your own skin, use the Lovi app.
Popular Principia vs Sand & Sky products
Questions and answers
Principia or Sand & Sky: which is better?
Sand & Sky fits oily and acne-prone skin types with a High rating, while the products on this page from Principia rate Average for those skin types. Lovi rates Sand & Sky as Average for sensitive skin and Principia as Average too. Sand & Sky's Australian Pink Clay Porefining Face Mask contains fragrance, whereas every product on this page from Principia lists no fragrance.
What is the difference between Principia and Sand & Sky?
Sand & Sky is a better fit for acne-prone skin, with High Lovi fit levels for its Australian Pink Clay Porefining Face Mask, while the products on this page from Principia receive Average to Low fit ratings across most skin types. Additionally, every product on this page from Principia lists no fragrance in its ingredients, whereas the Sand & Sky mask contains fragrance.
Journal of Cosmetic Dermatology, 2025BioMed Research International, 2020
Which is more affordable, Principia or Sand & Sky?
The provided page facts do not contain pricing information, so it is not possible to determine whether Principia or Sand & Sky is more affordable.
Which causes fewer breakouts, Principia or Sand & Sky?
Sand & Sky has a High fit for acne-prone skin with its Australian Pink Clay Porefining Face Mask, whereas the products on this page from Principia generally have an Average or Low fit for breakout-prone skin. Bentonite in the mask helps improve acne severity.
Which brand was founded earlier, Principia or Sand & Sky?
Sand & Sky was founded earlier, in 2017, while Principia was founded in 2020.
Which brand's products are completely free of fragrance, Principia or Sand & Sky?
Principia's products on this page are completely free of fragrance, whereas the Sand & Sky product lists fragrance in its ingredients.
Who owns the brand Sand & Sky compared to Principia?
Sand & Sky is owned by Excite Foundry Ltd., whereas Principia is owned by Viziera Participa莽玫es Ltda.
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. Sof铆a Perea P茅rez, 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.
