ISDIN and Principia are skincare brands offering thoughtful daily care and precise formulas. The Spanish house established in 1975 provides advanced moisturizers, sunscreens, serums, and eye products suited best for sensitive and acne-prone skin, while the latter features gentle cleansers ideal for balanced to oily skin. Standout creations include the Fusion Water, Eryfotona Actinica, and K-Ox Eyes from the former alongside the Gel de Limpeza GL-01 from the latter. Through consistent use, both help maintain a healthy, balanced, and protected complexion.
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 is the better choice on this page because it offers a wide variety of sunscreens, moisturizers, and serums with high Lovi fit levels for sensitive, acne-prone, and dry skin. Principia only features a single cleanser on this page.
What is the difference between ISDIN and Principia?
ISDIN offers a broad selection of eight products on this page spanning sunscreens, moisturizers, and serums with a high price point, while Principia lists just one cleanser. ISDIN sunscreens like Fusion Water achieve a Superior Lovi fit for dry sensitive skin.
Which is more affordable, ISDIN or Principia?
Principia is more affordable, whereas ISDIN is often noted for a high price point across the products on this page.
Which causes fewer breakouts, ISDIN or Principia?
Neither brand can be said to cause fewer breakouts overall, because the products on this page for ISDIN and Principia are not directly comparable on acne.
How do the founding years and ownership of ISDIN and Principia compare?
ISDIN was founded in 1975 in Spain and is owned by Puig, whereas Principia was founded more recently in 2020 and is owned by Viziera Participacoes Ltda.
Which brand offers more fragrance-free products, ISDIN or Principia?
Principia offers more fragrance-free products on this page, as every single item in their lineup lists no fragrance in its ingredients. In contrast, ISDIN includes fragrance in 5 of the 8 products featured here.
How does the Lovi fit level for dry skin compare between ISDIN's Fusion Water and Principia's Gel de Limpeza GL-01?
For dry skin, Lovi rates ISDIN's Fusion Water as a Superior fit, while Principia's Gel de Limpeza GL-01 is rated as a Caution fit.
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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.
