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Kiehl's vs Allies of Skin

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

Kiehl's and Allies of Skin are skincare brands defined by distinct botanical and scientific heritages. Kiehl's is known for its nourishing moisturizers, targeted serums, soothing toners, and gentle eye products relying on glycerin and squalane, suiting mature skin and sensitive skin best. Conversely, Allies of Skin is loved for luxurious moisturizers, potent serums, and targeted eye products formulated with niacinamide, catering best to dry skin and acne-prone skin. Ultimately, they differ through their core formulations, ingredient approaches, and the specific skin types and concerns they primarily address.

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 Allies of Skin products; for every product of both brands, with a fit score for your own skin, use the Lovi app.

Popular Kiehl's vs Allies of Skin products

People Say

Kiehl'sAllies of Skin
  • Deep hydration and moisturization Often MentionedOften Mentioned
    • “Keeps skin moisturized for 24+ hours — Kiehl's Ultra Facial Cream”
    • “Feels like a drink of water — Kiehl's Hydro-Plumping Serum Concentrate”
    • “nourished and hydrated — Allies of Skin Peptides & Omegas Firming Eye Cream”
    • “more like a spray serum — Allies of Skin Molecular Saviour Probiotics Treatment Mist”
  • Lightweight texture and absorption Mostly MentionedSometimes Noted
    • “feels like nothing — Kiehl's Better Screen UV Serum”
    • “absorbs instantly without residue — Kiehl's Ultra Facial Oil-Free Gel Cream”
    • “Absorbs quickly — Kiehl's Ultra Facial Cream”
    • “sinks easily into damp skin — Allies of Skin Tranexamic & Arbutin Advanced Brightening Serum”
  • Skin barrier and texture improvement Often MentionedOften Mentioned
    • “leaves skin feeling silky — Kiehl's Powerful-Strength Line-Reducing Concentrate”
    • “skin feels smoother — Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum”
    • “Woke up looking well-rested — Allies of Skin Retinal & Peptides Repair Night Cream”
    • “Pores appear to be tighter — Allies of Skin Copper Tripeptide & Ectoin Advanced Repair Serum”
  • Gentle and non-irritating formula Often MentionedOften Mentioned
    • “experienced zero irritation — Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum”
    • “fragrance-free — Kiehl's Ultra Facial Cream”
    • “Best retinol for sensitive skin — Allies of Skin Retinal & Peptides Repair Night Cream”
    • “feels super soothing, doesn't trigger redness — Allies of Skin Tranexamic & Arbutin Advanced Brightening Serum”
  • Fades dark spots and brightens Sometimes NotedOften Mentioned
    • “scars visibly lightened after I started using this — Allies of Skin Tranexamic & Arbutin Advanced Brightening Serum”
    • “Gives me a nice youthful glow — Allies of Skin Peptides & Antioxidants Firming Daily Treatment”
    • “brightens the undereye — Allies of Skin Peptides & Omegas Firming Eye Cream”
    • “Acne marks are gone — Kiehl's Clearly Corrective™ Dark Spot Solution”
  • Visible plumping Rarely NotedOften Mentioned
    • “more like a spray serum — Allies of Skin Molecular Saviour Probiotics Treatment Mist”
    • “Skin feels hydrated — Allies of Skin Copper Tripeptide & Ectoin Advanced Repair Serum”
    • “Skin looks noticeably more plump — Kiehl's Hydro-Plumping Serum Concentrate”
  • High price point Mostly MentionedMostly Mentioned
    • “pricy daily staple — Kiehl's Ultra Facial Cream”
    • “Very expensive product — Kiehl's Clearly Corrective™ Dark Spot Solution”
    • “overpriced for what it does — Kiehl's Super Multi-Corrective Cream”
    • “Pricey — Allies of Skin Copper Tripeptide & Ectoin Advanced Repair Serum”
  • Ineffective or slow results Rarely NotedSometimes Noted
    • “Did absolutely nothing — Kiehl's Clearly Corrective™ Dark Spot Solution”
    • “Takes months to see — Kiehl's Clearly Corrective™ Dark Spot Solution”
    • “results were subtle — Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum”
    • “still not impressed with the results — Allies of Skin Tranexamic & Arbutin Advanced Brightening Serum”
  • Burning, stinging, and irritation Rarely NotedSometimes Noted
    • “burned my face immediately — Kiehl's Rare Earth Deep Pore Cleansing Masque”
    • “stings my face and feels like burning — Kiehl's Super Multi-Corrective Cream”
    • “left my face bright red — Kiehl's Rare Earth Deep Pore Cleansing Masque”
    • “Slightly irritating... when I first started — Allies of Skin Copper Tripeptide & Ectoin Advanced Repair Serum”
  • Packaging and design issues Rarely NotedSometimes Noted
    • “dipping fingers is unsanitary — Kiehl's Ultra Facial Cream”
    • “Dropper doesn't reach bottom — Kiehl's Clearly Corrective™ Dark Spot Solution”
    • “pump head is fixed — Allies of Skin Peptides & Omegas Firming Eye Cream”

Kiehl's vs Allies of Skin routines for dry skin

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Kiehl's vs Allies of Skin routines for oily skin

See multi-brand routine · 95% fit

Kiehl's vs Allies of Skin routines for combination skin

See multi-brand routine · 95% fit

Questions and answers

Kiehl's or Allies of Skin: which is better?

Allies of Skin is rated as superior for all skin types on this page, while Kiehl's is rated as high. Topical niacinamide helps reduce cutaneous pigmentation and suppress melanosome transfer, contributing to brightening effects.

The British Journal of Dermatology, 2002

What is the difference between Kiehl's and Allies of Skin?

Allies of Skin fits dry skin, acne-prone skin, and mature skin best, while Kiehl's best fits mature skin, sensitive skin, and skin with dark spots. The products on this page from Allies of Skin list no fragrance, whereas two Kiehl's products contain fragrance.

Kiehl's or Allies of Skin for dry skin?

Allies of Skin fits dry skin better than Kiehl's, as Lovi rates the routine fit for Allies of Skin as Superior while Kiehl's is High.

Kiehl's or Allies of Skin: which moisturizer is better?

Allies of Skin offers superior moisturizer fit levels across skin types on this page compared to Kiehl's. The products on this page help deliver deep hydration, while Allies of Skin also frequently features niacinamide to help reduce cutaneous pigmentation.

The British Journal of Dermatology, 2002

Which is more affordable, Kiehl's or Allies of Skin?

Kiehl's products on this page have a high price point as a common negative review theme, whereas Allies of Skin does not list affordability advantages over Kiehl's in the review themes.

Between Kiehl's and Allies of Skin, which brand is better for fading dark spots and brightening?

Allies of Skin does better than Kiehl's for fading dark spots and brightening. Its brightening serums feature niacinamide, which helps reduce cutaneous pigmentation and suppress melanosome transfer.

The British Journal of Dermatology, 2002

Which brand offers completely fragrance-free products across its entire page, Kiehl's or Allies of Skin?

Allies of Skin offers completely fragrance-free products across its entire page, whereas Kiehl's includes fragrance in a small number of items.

How do the founding years and corporate ownership of Kiehl's and Allies of Skin compare?

Kiehl's was founded in 1851 in the United States and has been owned by L'Oréal S.A. since 2000, whereas Allies of Skin was founded in 2016 and is owned by Allies Group Pte. Ltd.

Kiehl's or Allies of Skin for oily skin?

For oily skin, Allies of Skin has a Superior routine fit on Lovi, while Kiehl's is rated High. Allies of Skin relies on niacinamide, which helps reduce pigmentation and regulate oil production.

The British Journal of Dermatology, 2002

Kiehl's or Allies of Skin for sensitive skin?

Both Kiehl's and Allies of Skin achieve a High Lovi fit level for sensitive skin, offering gentle and non-irritating formulas with deep hydration. Allies of Skin features fragrance-free products on the page, while Kiehl's includes fragrance in only two of its offerings.

Kiehl's or Allies of Skin for acne-prone skin?

For acne-prone skin, both brands work well since Lovi rates Kiehl's routine fit as High and Allies of Skin as Superior. Reviewers mention that Allies of Skin provides effective brightening serums, whereas Kiehl's is noted for lightweight textures.

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

How does it fit your skin?

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