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COSRX vs Allies of Skin

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

COSRX and Allies of Skin are thoughtful skincare brands offering serums, moisturizers, cleansers, masks, and eye products that harness proven components like hyaluronic acid, glycerin, and niacinamide. COSRX suits acne-prone skin and sensitive skin best, whereas the latter suits dry skin and oily acne-prone skin best with carefully balanced formulations. Both brands differ in their specific offerings, such as the Advanced Snail Mucin Gel Cleanser and the Molecular Saviour Probiotics Treatment Mist, yet each brings targeted efficacy to reactive complexions.

COSRX is a Korean skincare brand founded in 2013 and owned by Amorepacific Group since 2024.

koreajoongangdaily.combeautymatter.comprnewswire.com

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

Popular COSRX vs Allies of Skin products

People Say

COSRXAllies of Skin
  • Deep hydration and plumping Mostly MentionedMostly Mentioned
    • “skin drinks it up — COSRX Advanced Snail 96 Mucin Power Essence”
    • “woke up with soft, supple skin — COSRX Advanced Snail 92 All in One Cream”
    • “nourished and hydrated — Allies of Skin Peptides & Omegas Firming Eye Cream”
    • “more like a spray serum — Allies of Skin Molecular Saviour Probiotics Treatment Mist”
  • Improves skin texture and smoothness Often MentionedOften Mentioned
    • “gives me that glass skin look — COSRX Advanced Snail 96 Mucin Power Essence”
    • “skin feels softer immediately — COSRX The 6 Peptide Skin Booster Serum”
    • “Skin feels like glass — COSRX BHA Blackhead Power Liquid”
    • “Woke up looking well-rested — Allies of Skin Retinal & Peptides Repair Night Cream”
  • Lightweight and fast-absorbing Mostly MentionedSometimes Noted
    • “absorbs instantly like water — COSRX The 6 Peptide Skin Booster Serum”
    • “sinks in immediately — COSRX Advanced Snail Peptide Eye Cream”
    • “absorbs practically immediately — COSRX Oil-Free Ultra-Moisturizing Lotion (with Birch Sap)”
    • “sinks easily into damp skin — Allies of Skin Tranexamic & Arbutin Advanced Brightening Serum”
  • Gentle and non-stripping Often MentionedSometimes Noted
    • “No stinging or irritation — COSRX BHA Blackhead Power Liquid”
    • “perfect for first-time retinol users — COSRX The Retinol 0.1 Cream”
    • “doesn't strip my skin — COSRX Low pH Good Morning Gel Cleanser”
    • “Best retinol for sensitive skin — Allies of Skin Retinal & Peptides Repair Night Cream”
  • Soothing and calming Sometimes NotedOften Mentioned
    • “Redness is less noticeable — Allies of Skin Copper Tripeptide & Ectoin Advanced Repair Serum”
    • “feels super soothing, doesn't trigger redness — Allies of Skin Tranexamic & Arbutin Advanced Brightening Serum”
    • “reduces appearance of redness — Allies of Skin Molecular Saviour Probiotics Treatment Mist”
    • “calms down my redness — COSRX Advanced Snail 96 Mucin Power Essence”
  • Effective acne and pore control Often MentionedSometimes Noted
    • “helped to improve my acne after only 2 weeks — COSRX Salicylic Acid Daily Gentle Cleanser”
    • “cleared up my spots — COSRX Low pH Good Morning Gel Cleanser”
    • “Melted blackheads right off — COSRX BHA Blackhead Power Liquid”
    • “Dramatic impact on acne — Allies of Skin Retinal & Peptides Repair Night Cream”
  • Small size and high price Sometimes NotedMostly Mentioned
    • “only 20mls... significantly less product — COSRX The Hyaluronic Acid 3 Serum”
    • “tube is tiny — COSRX The Retinol 0.1 Cream”
    • “expensive for me — COSRX The Hyaluronic Acid 3 Serum”
    • “Pricey — Allies of Skin Copper Tripeptide & Ectoin Advanced Repair Serum”
  • No visible results or ineffective Sometimes NotedSometimes Noted
    • “no change in circles — COSRX Advanced Snail Peptide Eye Cream”
    • “didn't do anything — COSRX AHA/BHA Clarifying Treatment Toner”
    • “still not impressed with the results — Allies of Skin Tranexamic & Arbutin Advanced Brightening Serum”
    • “Have not noticed improved skin quality yet — Allies of Skin Copper Tripeptide & Ectoin Advanced Repair Serum”
  • Packaging and pump issues Sometimes NotedSometimes Noted
    • “tube cracked on the side — COSRX The Retinol 0.1 Cream”
    • “hate dipping fingers in — COSRX Advanced Snail 92 All in One Cream”
    • “pump head is fixed — Allies of Skin Peptides & Omegas Firming Eye Cream”
    • “bad spritz mechanism — Allies of Skin Molecular Saviour Probiotics Treatment Mist”

COSRX vs Allies of Skin routines for dry skin

See multi-brand routine · 97% fit

COSRX vs Allies of Skin routines for oily skin

See multi-brand routine · 95% fit

COSRX vs Allies of Skin routines for combination skin

See multi-brand routine · 96% fit

Questions and answers

COSRX or Allies of Skin: which is better?

Both brands perform well, but COSRX is better for lightweight texture, acne control, and value, while Allies of Skin offers superior anti-aging and hydration routines for dry, oily, combination, and mature skin. Both brands provide equal fit levels for sensitive, acne-prone, and oily acne-prone skin types.

What is the difference between COSRX and Allies of Skin?

COSRX and Allies of Skin differ primarily in their formulation focus and pricing, with COSRX offering budget-friendly, effective acne control and Allies of Skin providing advanced anti-aging and repairing treatments at a higher price point. Lovi rates the routine fit for dry skin as High for COSRX and Superior for Allies of Skin.

COSRX or Allies of Skin for dry skin?

Both COSRX and Allies of Skin are great options, but Allies of Skin has a Superior routine fit for dry skin while COSRX has a High routine fit. Hyaluronic acid helps provide deep hydration across both product lines.

Journal of Pharmacy & Pharmaceutical Sciences, 2015Dermatologic Therapy, 2022

COSRX or Allies of Skin: which moisturizer is better?

Allies of Skin is a Superior fit for dry and oily skin types on the products on this page, whereas COSRX is High. Both brands offer moisturizers that help provide deep hydration and moisturization.

Which is more affordable, COSRX or Allies of Skin?

COSRX is more affordable, whereas Allies of Skin faces reviewer complaints regarding a high price point.

COSRX or Allies of Skin for fading dark spots?

For fading dark spots, Allies of Skin achieves a Superior routine fit, while COSRX achieves a High routine fit across the products on this page. Niacinamide, featured in both brands, helps reduce cutaneous pigmentation and suppress melanosome transfer.

The British Journal of Dermatology, 2002Antioxidants, 2021

COSRX or Allies of Skin for oily skin?

For oily skin, Allies of Skin is superior, while COSRX has a high routine fit on the products on this page. COSRX helps with acne and pore control and improves skin texture.

COSRX or Allies of Skin for sensitive skin?

Both COSRX and Allies of Skin achieve a Superior Lovi fit level for sensitive skin, making them equally well-suited options on this page.

COSRX or Allies of Skin for acne-prone skin?

Both COSRX and Allies of Skin fit acne-prone skin well, with Lovi rating COSRX as Superior and Allies of Skin as Superior. COSRX helps control acne and clear skin with lightweight absorption, while Allies of Skin provides calming serums and gentle moisturizers.

COSRX or Allies of Skin for mature skin?

Both COSRX and Allies of Skin are great options, as Lovi rates COSRX High and Allies of Skin Superior for mature skin. Niacinamide helps control skin aging and pigmentation.

Antioxidants, 2021

COSRX or Allies of Skin for combination skin?

Both brands are a strong match for combination skin, with Lovi giving COSRX a High fit and Allies of Skin a Superior fit for this skin type. COSRX helps with lightweight absorption and acne control, while Allies of Skin provides gentle and effective moisturizers.

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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