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Kiehl's vs the purest

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

Kiehl's and the purest are skincare lines celebrated for distinct approaches to daily care, with the American brand founded in 1851 offering moisturizers, serums, toners, and eye products featuring glycerin and squalane, while the second option is deeply cherished for its gentle moisturizers and thoughtfully composed formulas. Both brands suit dry skin and sensitive skin best thanks to those nourishing, mild formulations, and the solutions offer reliable daily support for acne-prone skin. While Kiehl's features standout products including the Calendula Herbal-Extract Toner, the Calendula Deep Cleansing Foaming Face Wash, and the Ultra Facial Toner to significantly increase hydration, restore epidermal barrier function, counteract oxidative stress, and stimulate fibroblast migration, the purest continues to earn praise through consistent, understated performance. They differ as the historic L'Oréal-owned label targets specific concerns from dark spots to mature skin with specialized ingredients, whereas the second brand provides simpler, mild care for sensitive, dry, and combination skin.

Kiehl's is an American skincare brand founded in 1851 and owned by L'Oréal S.A. since 2000.

loreal.comen.wikipedia.org

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

Popular Kiehl's vs the purest products

Kiehl's vs the purest moisturizers

Questions and answers

Kiehl's or the purest: which is better?

Kiehl's offers a much wider variety of products on this page compared to the purest, which features only a single moisturizer. According to Lovi fit levels, Kiehl's products generally achieve high ratings for dry, sensitive, and mature skin types.

What is the difference between Kiehl's and the purest?

Kiehl's offers a wide range of products that fit dry, sensitive, and mature skin, whereas the purest features only one moisturizer listed on this page.

Kiehl's or the purest: which moisturizer is better?

Kiehl's offers a much wider selection of moisturizers on this page compared to the purest, which features only one. For dry skin, Kiehl's Hydro-Plumping Serum Concentrate achieves a Superior Lovi fit level, whereas the purest solutions moisturizer achieves an Average Lovi fit level.

Which is more affordable, Kiehl's or the purest?

The products on this page for Kiehl's often have a high price point according to reviewers, while the purest features fewer options on this page.

Which causes fewer breakouts, Kiehl's or the purest?

When it comes to breakouts, the products on this page for the purest have a Low fit for acne-prone skin, whereas Kiehl's offers items like the Calendula Herbal-Extract Toner with a Superior fit and others with a High fit for acne-prone skin. Reviewers sometimes note that Kiehl's may cause breakouts and skin irritation, but the purest lacks specific user feedback or alternative options on this page to compare.

When was Kiehl's founded compared to the purest?

Kiehl's was founded in 1851, whereas the purest was established much later in 2020.

Which brand offers more fragrance-free products, Kiehl's or the purest?

Kiehl's offers more fragrance-free products than the purest, with 26 out of 28 products on this page listing no fragrance.

What are some of the key ingredients used across Kiehl's products?

Kiehl's uses several key ingredients across the products on this page, including glycerin, vitamin C, squalane, shea butter, and vitamin E.

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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