ISDIN and Principia are two distinct skincare lines known for their thoughtful cleansers, sophisticated moisturizers, advanced sunscreens, targeted serums, and soothing eye products. The Spanish brand founded in 1975 and owned by Puig features meticulously engineered formulas like Fusion Water for acne-prone skin, Eryfotona Actinica for dark spots, and K-Ox Eyes for mature skin, while the other offers precise compositions such as the Gel de Limpeza GL-01. Both brands suit sensitive and oily acne-prone skin best, though they differ as the former relies on expert solutions for reliable daily protection and the latter maintains a healthy, balanced complexion through simpler offerings.
ISDIN is a Spanish skincare brand founded in 1975 and owned by Puig.
This page compares some of the most popular ISDIN and Principia products; for every product of both brands, with a fit score for your own skin, use the Lovi app.
ISDIN offers a wider range of products that suit sensitive, oily acne-prone, and dry skin, whereas the products on this page for Principia are limited to a single cleanser. Lovi gives ISDIN higher fit levels across most skin types, and its sunscreens and moisturizers are frequently praised by reviewers for being ultralight and makeup-friendly.
What is the difference between ISDIN and Principia?
ISDIN offers a broad selection of products on this page across categories like sunscreens, moisturizers, and serums with various Lovi fit levels, while Principia only features a single cleanser. ISDIN products frequently include fragrance, whereas every Principia product on this page lists no fragrance.
Which is more affordable, ISDIN or Principia?
Reviewers on Lovi note that ISDIN has a high price point, whereas Principia offers budget-friendly options on this page.
Which causes fewer breakouts, ISDIN or Principia?
Neither brand as a whole guarantees fewer breakouts, though the products on this page for ISDIN show varying acne-prone fit levels while Principia features only a single cleanser. Lovi rates ISDIN products like Eryfotona Actinica and Fusion Water as High for acne-prone skin, whereas the Principia cleanser is rated Low for acne-prone skin.
When was ISDIN founded compared to Principia?
ISDIN was founded in 1975 in Spain, whereas Principia was founded later in 2020.
How many products from ISDIN and Principia are fragrance-free?
ISDIN has 3 fragrance-free products on this page, while every Principia product lists no fragrance.
What are the main pros and cons reported by reviewers for ISDIN products?
Reviewers of ISDIN products on this page frequently mention positive aspects like ultralight, makeup-friendly, and skin-friendly sunscreens, as well as lightweight moisturizers. On the downside, shoppers often note a high price point, and sometimes mention a strong fragrance.
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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.
