Principia vs grace & stella
Principia and grace & stella are thoughtful skincare collections offering precise, carefully crafted formulas designed for daily self-care and a healthy, balanced complexion. While the former is widely loved for its thoughtful cleansers, such as the Gel de Limpeza GL-01 which suits balanced to oily and acne-prone skin best, the Canadian brand is known for its nourishing eye products and moisturizers, including the Under Eye Mask and Hyaluronic Acid Serum. Ultimately, the brands differ because the first suits balanced to oily skin best, whereas grace & stella suits all skin types best by offering gentle hydration and restorative care.
grace & stella is a Canadian skincare brand founded in 2016 and owned by Gravitiq since 2022.
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This page compares some of the most popular Principia and grace & stella products; for every product of both brands, with a fit score for your own skin, use the Lovi app.
Popular Principia vs grace & stella products
Questions and answers
Principia or grace & stella: which is better?
grace & stella generally achieves higher Lovi fit levels across skin types than Principia on this page, with top-tier ratings like Superior and High for products such as its Under Eye Mask. Both brands offer fragrance-free formulations across their featured products.
What is the difference between Principia and grace & stella?
grace & stella has a Superior and High Lovi fit for most skin types with its eye mask and hyaluronic acid serum, whereas Principia reaches only Average fit levels on the products on this page. Both brands offer products that list no fragrance in their ingredients.
Which is more affordable, Principia or grace & stella?
The provided page facts do not contain pricing information, so it is not possible to determine whether Principia or grace & stella is more affordable based on this page.
Which causes fewer breakouts, Principia or grace & stella?
grace & stella fits acne-prone skin with a High Lovi fit level for its products on this page, while Principia has a Low fit level for acne-prone skin. Therefore, grace & stella is more likely to help prevent breakouts.
Which company is older, Principia or grace & stella?
grace & stella is older, having been founded in 2016 in Canada, whereas Principia was founded later in 2020.
Do any products from Principia or grace & stella contain fragrance?
Every product on this page from both Principia and grace & stella lists no fragrance in its ingredients.
Which brand offers an eye product on this page, Principia or grace & stella?
grace & stella offers an eye product on this page, the Under Eye Mask, which has a Superior fit for oily skin and a High fit for several other skin types.
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
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