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ISDIN vs the purest

Rated by Lovi · Unbiased, science-based skincare AI trained on real user outcomes · How the Fit score works

ISDIN and the purest are two distinguished skincare labels known for their carefully crafted formulas. The Spanish brand founded in 1975 and owned by Puig is beloved for sophisticated moisturizers, advanced sunscreens, targeted serums, and soothing eye products, while the second is deeply cherished for gentle moisturizers and thoughtfully composed solutions. The first suits dry skin and combination skin best, featuring standout choices like Fusion Water for acne-prone skin, Eryfotona Actinica for skin with dark spots, and K-Ox Eyes for mature skin, whereas its counterpart suits sensitive, dry, and combination skin best, offering reliable daily support for acne-prone skin. They primarily differ in their heritage and specific product focuses, as the former earns acclaim through advanced, specialized treatments and the latter continues to earn praise through consistent, understated performance and a mild nature.

ISDIN is a Spanish skincare brand founded in 1975 and owned by Puig.

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

Popular ISDIN vs the purest products

Questions and answers

ISDIN or the purest: which is better?

ISDIN offers a much wider range of products with higher Lovi fit levels across most skin types compared to the purest. Reviewers often mention ISDIN for ultralight and makeup-friendly sunscreens, though some products carry a high price point or strong fragrance.

What is the difference between ISDIN and the purest?

ISDIN offers a broad selection of eight products on this page with sunscreens achieving Superior Lovi fit levels for sensitive and mature skin, while the purest features only one moisturizer with High Lovi fit for sensitive skin. Reviewers often mention ISDIN for ultralight and makeup-friendly sunscreens, though some products carry a high price point or strong fragrance.

ISDIN or the purest: which moisturizer is better?

For moisturizers, the products on this page show that ISDIN fits dry skin with a High level in Uradin Lotion 10, whereas the purest solutions has an Average fit for dry skin and High for sensitive skin.

Which is more affordable, ISDIN or the purest?

Reviews for ISDIN note a high price point for the products on this page, while the purest does not have cost feedback listed. Because ISDIN is an established brand founded in 1975 compared to the newer purest founded in 2020, shoppers may find varying price expectations between the two lines.

Which causes fewer breakouts, ISDIN or the purest?

For acne-prone skin, Lovi rates several ISDIN products like Eryfotona Actinica and Flavo-C Serum as High, while the purest solutions is rated Low. Therefore, ISDIN is more likely to suit acne-prone skin.

Which brand is older, ISDIN or the purest?

ISDIN is the older brand, having been founded in Spain in 1975, whereas the purest was founded in 2020.

How many products does each brand have listed on the page?

ISDIN has 8 products listed on this page, while the purest has 1 product listed.

Which brand offers products with a Superior fit level for dry sensitive skin?

ISDIN offers products with a Superior fit level for dry sensitive skin on this page, specifically Eryfotona Actinica and Fusion Water sunscreens. The purest does not feature any products with a Superior fit level for this skin type.

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.

  • Nadia Kapleva, MS

    Nadia Kapleva, MS

    Co-founder, Medical Director

    Cosmetic chemist, cosmetologist, aesthetic products developer

  • Alexey Shagraev, PhD

    Alexey Shagraev, PhD

    Co-founder, CEO and CTO

    PhD in computer science, 3x US patent holder, ex-Google, ex-Yandex

  • Dr. Sofía Perea Pérez, MD, MSc

    Dr. Sofía Perea Pérez, MD, MSc

    Medical Board

    Aesthetic medicine practitioner, MSc in Longevity and Anti-Aging Medicine

  • Aishani Shah, MD

    Aishani Shah, MD

    Medical Board

    Specialist dermatologist, MBBS, MD, IFAAD

  • Asya Zubkova, MS

    Asya Zubkova, MS

    Medical Board

    Cosmetic chemist, SCS, IFSCC member

  • Hanna Kurets, MD

    Hanna Kurets, MD

    Medical Board, Medical Advisor

    Dermatology MD

  • Elina Nazarenko, MD

    Elina Nazarenko, MD

    Medical Board

    Dermatology and diagnostic consultant

  • Victoria Derkova, MS

    Victoria Derkova, MS

    Medical Board

    Cosmetic chemist, cosmetic development technologist

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