🇫🇷France

The INKEY List vs Principia

The INKEY List is a British skincare brand founded in 2018 and owned by Brand Evangelists for Beauty Limited.

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This page compares some of the most popular The INKEY List and Principia products; for every product of both brands, with a fit score for your own skin, use the Lovi app.

Questions and answers

The INKEY List or Principia: which is better?

The INKEY List is a better choice than Principia, as the products on this page offer a wide variety of Lovi fit levels across different skin types. Reviewers often mention that the moisturizers and serums are affordable, lightweight, and fast-absorbing.

What is the difference between The INKEY List and Principia?

The INKEY List offers sixteen products on this page featuring a wide range of options like the PHA Toner, whereas Principia lists only one product, the Gel de Limpeza GL-01. The INKEY List products on this page fit best for sensitive, combination, and oily skin.

The INKEY List or Principia: which cleanser is better?

The INKEY List has several cleansers on this page, such as the Salicylic Acid Cleanser and the Oat Cleansing Balm, while Principia only has one cleanser, the Gel de Limpeza GL-01. Reviewers note that The INKEY List products on this page have hydrating formulas.

Which is more affordable, The INKEY List or Principia?

Reviewers of The INKEY List note that the products on this page feature affordable moisturizers and affordable serums, whereas no pricing feedback is available for Principia on this page.

Which causes fewer breakouts, The INKEY List or Principia?

The products on this page for The INKEY List sometimes note purging and breakouts as a side effect, while Principia has no such information on this page.

When were The INKEY List and Principia founded?

The INKEY List was founded in 2018, and Principia was founded in 2020.

Do products from The INKEY List or Principia contain fragrance?

Every product on this page for both The INKEY List and Principia lists no fragrance in its ingredients.

What are the skin types that The INKEY List fits best according to its brand-focused routines?

According to its brand-focused routines, The INKEY List fits sensitive skin, combination skin, and oily skin best.

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.

How does it fit your skin?

Scan your face, then any product: Lovi shows how well it fits you and what fits even better.