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COSRX vs Good Molecules

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

COSRX and Good Molecules are beloved skincare brands offering thoughtfully formulated serums, moisturizers, cleansers, masks, eye products, and exfoliants. While the Korean brand harnesses hyaluronic acid, glycerin, and niacinamide to suit acne-prone and oily acne-prone skin best, the American brand relies on glycerin and hyaluronic acid to suit dry and acne-prone skin best. Ultimately, they differ through their distinct product lineups and specialized formulations that address diverse moisture, clarity, and blemish needs.

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

koreajoongangdaily.combeautymatter.comprnewswire.com

Good Molecules is an American skincare brand founded in 2019 and owned by Beautylish, Inc..

beautymatter.comgoodmolecules.compitchbook.compreqin.com

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

Popular COSRX vs Good Molecules products

People Say

COSRXGood Molecules
  • Texture and Absorption Mostly MentionedMostly Mentioned
    • “sinks in immediately — COSRX Advanced Snail Peptide Eye Cream”
    • “absorbs practically immediately — COSRX Oil-Free Ultra-Moisturizing Lotion (with Birch Sap)”
    • “absorbs quickly... zero irritation or tacky feeling — Good Molecules Discoloration Correcting Serum”
    • “absorbs instantly into skin — Good Molecules Lightweight Daily Moisturizer”
  • Soothing and Gentle Formulas Mostly MentionedOften Mentioned
    • “No stinging or irritation — COSRX BHA Blackhead Power Liquid”
    • “extremely gentle — COSRX AHA/BHA Clarifying Treatment Toner”
    • “perfect for first-time retinol users — COSRX The Retinol 0.1 Cream”
    • “no skin purging — Good Molecules Gentle Retinol Cream”
  • Affordability and Value Rarely NotedMostly Mentioned
    • “best value for money — Good Molecules Hyaluronic Acid Serum”
    • “great value — Good Molecules Niacinamide Serum”
    • “huge bottle — COSRX Advanced Snail Peptide Eye Cream”
  • Hydration and Moisture Mostly MentionedOften Mentioned
    • “skin drinks it up — COSRX Advanced Snail 96 Mucin Power Essence”
    • “absorbs instantly like water — COSRX The 6 Peptide Skin Booster Serum”
    • “woke up with soft, supple skin — COSRX Advanced Snail 92 All in One Cream”
    • “skin appears smooth and supple — Good Molecules Hyaluronic Acid Serum”
  • Acne and Pore Control Often MentionedOften Mentioned
    • “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”
    • “pores are much smaller — Good Molecules Niacinamide Serum”
    • “pores are visibly smaller — Good Molecules Niacinamide Brightening Toner”
  • Brightening and Glow Rarely NotedOften Mentioned
    • “scar on your chin doesn't look nearly as noticeable — Good Molecules Discoloration Correcting Serum”
    • “skin looks more radiant — Good Molecules Niacinamide Brightening Toner”
    • “Assassinates fine lines — Good Molecules Super Peptide Serum”
    • “diminished fine lines under eyes — COSRX The Retinol 0.1 Cream”
  • Packaging and Sizing Issues Often MentionedSometimes Noted
    • “only 20mls... significantly less product — COSRX The Hyaluronic Acid 3 Serum”
    • “tube is tiny — COSRX The Retinol 0.1 Cream”
    • “Metal tube cracks — Good Molecules Yerba Mate Wake Up Eye Gel”
    • “Hole is too big — Good Molecules Pineapple Exfoliating Powder”
  • Drying or Insufficient Moisture Often MentionedSometimes Noted
    • “left my face tight — COSRX Low pH Good Morning Gel Cleanser”
    • “leaves skin feeling tight — COSRX Salicylic Acid Daily Gentle Cleanser”
    • “dried my skin out — Good Molecules Hyaluronic Acid Serum”
    • “didn't do anything — Good Molecules Gentle Retinol Cream”
  • Slow or Ineffective Results Sometimes NotedSometimes Noted
    • “no change in circles — COSRX Advanced Snail Peptide Eye Cream”
    • “Takes a month to work — COSRX BHA Blackhead Power Liquid”
    • “didn't really see a difference — Good Molecules Discoloration Correcting Serum”
    • “completely clear so red shows — Good Molecules PIMPLE PATCHES”

COSRX vs Good Molecules routines for dry skin

See multi-brand routine · 98% fit

COSRX vs Good Molecules routines for oily skin

See multi-brand routine · 95% fit

COSRX vs Good Molecules routines for combination skin

See multi-brand routine · 94% fit

Questions and answers

COSRX or Good Molecules: which is better?

Good Molecules is superior for dry, sensitive, and mature skin types, whereas COSRX is superior for oily and oily acne-prone skin.

What is the difference between COSRX and Good Molecules?

COSRX is best for acne-prone skin, oily skin, and oily acne-prone skin, while Good Molecules is best for dry skin, sensitive skin, dry sensitive skin, mature skin, and skin with dark spots. Both brands are equal for combination skin and acne-prone skin routines, but Good Molecules offers better value and brightening, whereas COSRX excels in soothing and hydration.

COSRX or Good Molecules for dry skin?

Good Molecules has a Superior routine fit for dry skin, compared to High for COSRX. Both brands offer moisturizers that help with hydration, such as hyaluronic acid and glycerin.

Journal of Pharmacy & Pharmaceutical Sciences, 2015Drug Delivery, 2017

COSRX or Good Molecules: which cleanser is better?

Both COSRX and Good Molecules offer cleansers on this page, but neither brand page singles out one cleanser as overall better. Good Molecules features a Hydrating Facial Cleansing Gel that fits dry skin as High, whereas COSRX includes multiple cleansers tailored for oily and acne-prone skin.

Which is more affordable, COSRX or Good Molecules?

Good Molecules is more affordable, offering budget-friendly serums and moisturizers that shoppers frequently praise for their great value. COSRX also provides various options, but Good Molecules is specifically noted for its affordability and value.

Between COSRX and Good Molecules, which brand is better for reducing dark spots and brightening the skin?

Good Molecules is the better choice for brightening and glow among the products on this page. Niacinamide helps reduce cutaneous pigmentation and suppress melanosome transfer, supporting a more even skin tone.

The British Journal of Dermatology, 2002Antioxidants, 2021

Which skincare brand offers better soothing and gentle formulas, COSRX or Good Molecules?

COSRX offers better soothing and gentle formulas compared to Good Molecules. Reviewers note that COSRX products are exceptionally gentle and non-irritating while providing effective soothing care.

How do the country of origin and company ownership differ between COSRX and Good Molecules?

COSRX was founded in South Korea in 2013 and is owned by Amorepacific Group, whereas Good Molecules was founded in the United States in 2019 and is owned by Beautylish, Inc.

COSRX or Good Molecules for oily skin?

For oily skin, both COSRX and Good Molecules offer products on this page that rate High with Lovi. COSRX is especially focused on oily skin types.

COSRX or Good Molecules: which moisturizer is better?

Both COSRX and Good Molecules offer great moisturizers, with COSRX achieving a Superior fit for dry skin through options like the Advanced Snail 96 Mucin Power Essence and Good Molecules providing a Superior fit for dry skin with its Lightweight Daily Moisturizer. Formulas with hyaluronic acid help provide hydration and moisture.

Journal of Pharmacy & Pharmaceutical Sciences, 2015Drug Delivery, 2017

COSRX or Good Molecules for sensitive skin?

For sensitive skin, Good Molecules has a Superior routine fit on Lovi, while COSRX has a High fit level. Both brands offer very gentle formulas, though Good Molecules is particularly noted by reviewers for its affordable and very gentle serums.

COSRX or Good Molecules: which sunscreen is better?

Both brands offer solid sunscreen options on this page, with Good Molecules providing a Sheer Mineral Sunscreen SPF 30 that achieves a Superior Lovi fit level for dry sensitive skin, dry skin, sensitive skin, skin with dark spots, and mature skin. COSRX also features sunscreens like the Ultra-Light Invisible Sunscreen, which helps provide high-level protection across similar skin types.

COSRX or Good Molecules for acne-prone skin?

For acne-prone skin, both brands offer products on this page with a Superior Lovi fit level. COSRX fits best into routines centered around acne-prone skin, while Good Molecules is also well-reviewed for helping to fade dark spots and improve skin texture.

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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