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Good Molecules vs Principia

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

Good Molecules and Principia are two skincare brands widely loved for their thoughtful ranges of cleansers, serums, moisturizers, eye products, exfoliants, and precise formulas. The American brand Good Molecules, founded in 2019 and owned by Beautylish, Inc., features key ingredients like glycerin and hyaluronic acid that suit dry skin and dry sensitive skin best owing to their moisture-binding formulas. For targeted concerns, both brands offer standout options including the Overnight Exfoliating Treatment, the Sheer Mineral Sunscreen SPF 30, and the Yerba Mate Wake Up Eye Gel for mature skin from the former, alongside the Gel de Limpeza GL-01 for acne-prone skin from the latter, which suits balanced to oily skin best. While glycerin improves skin hydration and restores barrier function and hyaluronic acid lengthens the effect of wrinkle-reducing toxins in the first brand, the offerings of the second help maintain a healthy, balanced complexion, highlighting how they differ.

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 Good Molecules and Principia products; for every product of both brands, with a fit score for your own skin, use the Lovi app.

Popular Good Molecules vs Principia products

Questions and answers

Good Molecules or Principia: which is better?

Good Molecules offers a much wider range of fragrance-free products that fit dry, dry sensitive, and sensitive skin well, whereas Principia features only a single cleanser on this page.

What is the difference between Good Molecules and Principia?

Good Molecules offers a wide range of products that fit dry, dry sensitive, and sensitive skin best, whereas Principia has just one cleanser on this page. Good Molecules products are fragrance-free and feature key ingredients like glycerin and hyaluronic acid.

Dermatologic Therapy, 2022

Good Molecules or Principia: which cleanser is better?

Good Molecules offers the Hydrating Facial Cleansing Gel, which has a High Lovi fit level for dry and sensitive skin, whereas Principia offers Gel de Limpeza GL-01, which has an Average fit for oily skin and is rated as Caution for dry skin.

Which is more affordable, Good Molecules or Principia?

Good Molecules offers a wide range of affordable and great value serums and moisturizers across its products on this page, whereas Principia features only a single cleanser.

Which causes fewer breakouts, Good Molecules or Principia?

Good Molecules offers a wide range of products with varying breakout risks depending on the specific item, such as Pimple Patches having a caution rating for dry skin while others like the Hyaluronic Acid Serum have high fit levels for acne-prone skin, whereas Principia only features a single cleanser on this page which has a low fit level for acne-prone skin.

When was Good Molecules founded compared to Principia?

Good Molecules was founded in 2019 in the United States, whereas Principia was founded a year later in 2020.

Do any products from Good Molecules or Principia contain fragrance?

Every product on the Good Molecules and Principia pages lists no fragrance in its ingredients.

Which company owns Good Molecules and which company owns Principia?

Good Molecules is owned by Beautylish, Inc., while Principia is owned by Viziera Participações Ltda.

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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