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Good Molecules vs Medik8

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

Good Molecules and Medik8 are skincare brands offering targeted serums, moisturizers, eye products, and more. The American brand is cherished for formulations featuring glycerin and hyaluronic acid, while the British brand builds its collection around hyaluronic acid. Both brands suit dry skin best, though the American brand also suits oily skin, whereas the British brand additionally fits dry sensitive skin. They differ primarily in their origin, founding years, ownership, and specific ingredient combinations.

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

beautymatter.comgoodmolecules.compitchbook.compreqin.com

Medik8 is a British skincare brand founded in 2009 and owned by L'Oréal Groupe since 2025.

loreal.commedik8.comtracxn.com

This page compares some of the most popular Good Molecules and Medik8 products; for every product of both brands, with a fit score for your own skin, use the Lovi app.

Popular Good Molecules vs Medik8 products

People Say

Good MoleculesMedik8
  • Gentle and soothing formula Often MentionedMostly Mentioned
    • “zero irritation or peeling — Medik8 CRYSTAL RETINAL 3”
    • “only Vitamin C my sensitive skin can tolerate — Medik8 C-Tetra Serum”
    • “Best retinol replacement — Medik8 Bakuchiol Peptides”
    • “no skin purging — Good Molecules Gentle Retinol Cream”
  • Affordable price and great value Mostly MentionedRarely Noted
    • “best value for money — Good Molecules Hyaluronic Acid Serum”
    • “great value — Good Molecules Niacinamide Serum”
    • “better value than Skinceuticals — Medik8 Super C Ferulic”
  • Lightweight and pleasant texture Often MentionedOften Mentioned
    • “absorbs quickly... zero irritation or tacky feeling — Good Molecules Discoloration Correcting Serum”
    • “absorbs instantly into skin — Good Molecules Lightweight Daily Moisturizer”
    • “absorbs almost instantly — Good Molecules Hyaluronic Acid Serum”
    • “absorbed effortlessly — Medik8 Total Moisture Daily Facial Cream”
  • Improves skin texture and smoothness Often MentionedOften Mentioned
    • “skin looks like brand new baby skin — Good Molecules Overnight Exfoliating Treatment”
    • “Leaves skin "baby soft," "super smooth," "polished feel" — Good Molecules Pineapple Exfoliating Powder”
    • “smoother skin — Medik8 Surface Radiance Cleanse”
    • “My skin was smoother, my skin texture felt more resurfaced. — Medik8 Sleep Glycolic”
  • Hydration and plumping Often MentionedOften Mentioned
    • “Restores moisture — Medik8 Liquid Peptides”
    • “Instantly quenched the skin — Medik8 Hydr8 B5 Intense”
    • “Reduces fine lines — Medik8 Liquid Peptides”
    • “skin appears smooth and supple — Good Molecules Hyaluronic Acid Serum”
  • Fades dark spots and brightens Often MentionedOften 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”
    • “I wake up glowing. It adds back that youthful bloom that I've lost. — Medik8 Sleep Glycolic”
    • “unlocked a serious glow — Medik8 C-Tetra Serum”
  • Slow, no, or ineffective results Sometimes NotedSometimes Noted
    • “didn't really see a difference — Good Molecules Discoloration Correcting Serum”
    • “No change in circles — Good Molecules Yerba Mate Wake Up Eye Gel”
    • “Not as effective as retinol — Medik8 Bakuchiol Peptides”
    • “no difference — Medik8 Oxy-R Peptides”
  • Packaging issues and design flaws Sometimes NotedSometimes Noted
    • “Metal tube cracks — Good Molecules Yerba Mate Wake Up Eye Gel”
    • “Hole is too big — Good Molecules Pineapple Exfoliating Powder”
    • “Glass bottle breaks easily — Medik8 Liquid Peptides”
    • “hard to get last bit — Medik8 CRYSTAL RETINAL 3”

Good Molecules vs Medik8 routines for dry skin

See multi-brand routine · 98% fit

Good Molecules vs Medik8 routines for oily skin

See multi-brand routine · 96% fit

Good Molecules vs Medik8 routines for combination skin

See multi-brand routine · 95% fit

Questions and answers

Good Molecules or Medik8: which is better?

Good Molecules is better for value and affordability, whereas Medik8 is praised for its deep hydration and gentle formulas. Both brands offer products on this page that help improve skin texture and fade dark spots.

What is the difference between Good Molecules and Medik8?

Good Molecules offers greater affordability and value for money, whereas Medik8 is noted for a more luxurious experience and deep hydration. Both brands provide effective ingredients like hyaluronic acid to help improve skin hydration and combat signs of aging.

Drug Delivery, 2017Dermatologic Therapy, 2022

Good Molecules or Medik8 for dry skin?

Both Good Molecules and Medik8 are well suited for dry skin, achieving a Superior routine fit level on this page. Hyaluronic acid helps provide deep hydration across the products on this page for both brands.

Drug Delivery, 2017Dermatologic Therapy, 2022

Good Molecules or Medik8: which cleanser is better?

Good Molecules offers a better cleanser option on this page, as its Hydrating Facial Cleansing Gel has a High fit level for dry and sensitive skin compared to Medik8's Surface Radiance Cleanse, which has a Low fit level for dry skin and a Caution fit level for dry sensitive skin.

Which is more affordable, Good Molecules or Medik8?

Good Molecules is more affordable, as reviewers often mention its affordable price and great value, whereas Medik8 has a high price point. The products on this page offer budget-friendly options compared to Medik8.

Which brand has better options for fading dark spots, Good Molecules or Medik8?

Good Molecules and Medik8 are equal for fading dark spots based on the review themes on this page. For skin with dark spots, Lovi rates Good Molecules as having a Superior routine fit, while Medik8 has a High routine fit.

How do the founding years and ownership of Good Molecules and Medik8 compare?

Good Molecules was founded in 2019 in the United States and is owned by Beautylish, Inc., whereas Medik8 was founded in 2009 in the United Kingdom and is owned by L'Oréal Groupe since 2025.

Do Good Molecules and Medik8 products contain fragrance?

Every product on the Good Molecules page lists no fragrance in its ingredients. For Medik8, 11 of the 12 products on the page list no fragrance, with fragrance appearing only in the Total Moisture Daily Facial Cream.

Good Molecules or Medik8 for oily skin?

For oily skin, Good Molecules offers a Superior routine fit, whereas Medik8 provides a High fit. Reviewers note that Good Molecules products are affordable and have lightweight textures, making them a great value.

Good Molecules or Medik8: which moisturizer is better?

Both Good Molecules and Medik8 offer great moisturizers, with Good Molecules focusing on affordability and Medik8 providing deep hydration and plumping. The products on this page help improve skin quality and hydration using ingredients like hyaluronic acid.

Drug Delivery, 2017Dermatologic Therapy, 2022

Good Molecules or Medik8 for sensitive skin?

Both Good Molecules and Medik8 are a Superior fit for sensitive skin on Lovi. Good Molecules is noted for being affordable and having very gentle serums, while Medik8 is often praised for its gentle and non-irritating formulas.

Good Molecules or Medik8 for acne-prone skin?

For acne-prone skin, Good Molecules has a Superior routine fit, whereas Medik8 has a High fit.

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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