Pair vs Principia
Pair and Principia are two distinct skincare lines known for their thoughtful cleansers, targeted serums, and meticulously crafted formulas. Pair suits acne-prone skin best with gentle preparations like the Acne Cream W, while the brand helps address stubborn blemishes and restore balance. Meanwhile, Principia suits balanced to oily skin best, offering precise offerings such as the Gel de Limpeza GL-01 to maintain a healthy complexion. Ultimately, both brands differ through their specific product types and targeted concerns, despite their shared dedication to clarity.
Pair is a Japanese skincare brand founded in 2000 and owned by Lion Corporation since 2004.
ja.wikipedia.orgbeautymatter.com
This page compares some of the most popular Pair and Principia products; for every product of both brands, with a fit score for your own skin, use the Lovi app.
Questions and answers
Pair or Principia: which is better?
Both brands offer fragrance-free formulas, but neither stands out as superior since Lovi rates both Pair and Principia as average for oily and acne-prone skin.
What is the difference between Pair and Principia?
Pair is a Japanese brand founded in 2000, while Principia is newer, founded in 2020. Both brands offer products on this page that contain no fragrance in their ingredients.
Which is more affordable, Pair or Principia?
Neither brand's products on this page have pricing information provided, so it is not possible to compare which one is more affordable.
Which causes fewer breakouts, Pair or Principia?
Salicylic acid helps clear blemishes and may prevent acne relapse, making both Pair and Principia useful for breakout-prone skin. Lovi rates Acne Cream W as Average for oily acne-prone skin and Gel de Limpeza GL-01 as Average for oily acne-prone skin.
BioMed Research International, 2020Journal of Cosmetic Dermatology, 2024
When were Pair and Principia founded and who owns them?
Pair was founded in 2000 in Japan and is owned by Lion Corporation. Principia was founded in 2020 and is owned by Viziera Participa莽玫es Ltda.
How does the Lovi fit level for dry skin compare between Pair's Acne Cream W and Principia's Gel de Limpeza GL-01?
Pair's Acne Cream W and Principia's Gel de Limpeza GL-01 both receive a Caution Lovi fit level for dry skin.
Do any products from Pair or Principia contain fragrance according to their ingredient lists?
Every product on this page from both Pair and Principia lists no fragrance in its ingredients.
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?
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