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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 popular skincare brands that offer targeted serums, nourishing moisturizers, and clarifying treatments built on hardworking ingredients like hyaluronic acid, glycerin, and niacinamide. The Korean line suits acne-prone and oily skin best with its blemish-addressing formulations, while the American counterpart suits dry and mature skin through deeply supportive selections. Ultimately, the two differ in their geographic origins, founding years, and primary skin-type suitability.

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 · 99% 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 · 95% fit

Questions and answers

COSRX or Good Molecules: which is better?

COSRX is better for acne-prone, oily acne-prone, and sensitive skin with its superior soothing formulas, whereas Good Molecules is better for dry and mature skin with its affordable, value-driven routines. Both brands generally offer great hydration and texture results across the products on this page.

What is the difference between COSRX and Good Molecules?

COSRX is a South Korean brand focused on acne and soothing care with ingredients like snail mucin and propolis, whereas Good Molecules is an American brand known for budget-friendly serums addressing dark spots and texture.

COSRX or Good Molecules for dry skin?

For dry skin, Good Molecules has a Superior routine fit, while COSRX has a High routine fit. Good Molecules features hydrating formulas that help dry skin, and its hyaluronic acid products may improve skin moisture.

Journal of Pharmacy & Pharmaceutical Sciences, 2015

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 than the other.

Which is more affordable, COSRX or Good Molecules?

Good Molecules is more affordable, as reviewers mostly mention the brand for its affordable and great value serums and moisturizers. COSRX reviewers sometimes note small bottle size or quantity.

COSRX or Good Molecules for dark spots?

Both COSRX and Good Molecules offer products on this page that are a High fit for skin with dark spots. Niacinamide helps reduce cutaneous pigmentation and suppress melanosome transfer.

The British Journal of Dermatology, 2002Antioxidants, 2021

Which brand has more fragrance-free products, COSRX or Good Molecules?

Good Molecules has more fragrance-free products on this page, as every product from Good Molecules lists no fragrance in its ingredients. COSRX also has a high percentage of fragrance-free products, with 37 out of 38 products listing no fragrance.

COSRX or Good Molecules for oily skin?

Both COSRX and Good Molecules offer a high routine fit for oily skin, making either brand a solid choice. Reviewers note that COSRX excels in soothing and gentle formulas, while Good Molecules is recognized for affordability and value.

COSRX or Good Molecules: which moisturizer is better?

Both COSRX and Good Molecules offer well-received moisturizers, with COSRX featuring standout options like the Advanced Snail 96 Mucin Power Essence for dry skin and Good Molecules providing affordable hydrators like the Lightweight Daily Moisturizer. Topical hyaluronic acid, found in moisturizers from both brands, helps improve skin quality and signs of aging.

Dermatologic Therapy, 2022

COSRX or Good Molecules for sensitive skin?

Both COSRX and Good Molecules offer a high routine fit for sensitive skin, but COSRX is noted on this page for having more soothing and gentle formulas. Reviewers frequently mention that COSRX products are gentle and non-irritating, while the products on this page are mostly fragrance-free.

COSRX or Good Molecules: which sunscreen is better?

Both brands offer highly rated sunscreens on the products on this page, with COSRX featuring options like the Ultra-Light Invisible Sunscreen and Good Molecules offering the Sheer Mineral Sunscreen SPF 30. Lovi rates the Good Molecules sunscreen as Superior for dry sensitive skin, dry skin, sensitive skin, skin with dark spots, and mature skin.

COSRX or Good Molecules for acne-prone skin?

For acne-prone skin, COSRX has a Superior routine fit, whereas Good Molecules has a High fit. The products on this page help with acne-prone skin by offering effective acne control and gentle, non-irritating formulas.

COSRX or Good Molecules for mature skin?

Good Molecules has a Superior routine fit for mature skin, whereas COSRX achieves a High routine fit. Both brands offer products containing retinol, which helps stimulate collagen accumulation in naturally aged skin.

The Journal of Investigative Dermatology, 2000Archives of Dermatology, 2007

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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