Bayer vs Carotone

Questions and answers

Research behind their key ingredients

• Improvement of naturally aged skin with vitamin A (retinol)

  Retinol vitamin a · Archives of Dermatology, 2007

• Anti-aging and brightening effects of a topical treatment containing vitamin C, vitamin E, and raspberry leaf cell culture extract: A split-face, randomized controlled trial

  Ascorbic acid · Journal of Cosmetic Dermatology, 2020

• Prospective, randomized, double-blind assessment of topical bakuchiol and retinol for facial photoageing

  Retinol vitamin a · The British Journal of Dermatology, 2019

• Skin barrier disruption by sodium lauryl sulfate-exposure alters the expressions of involucrin, transglutaminase 1, profilaggrin, and kallikreins during the repair phase in human skin in vivo

  Sodium lauryl sulfate · The Journal of Investigative Dermatology, 2008

• Effect of a topical antioxidant serum containing vitamin C, vitamin E, and ferulic acid after Q-switched 1064-nm Nd:YAG laser for treatment of environment-induced skin pigmentation

  Ascorbic acid · Journal of Cosmetic Dermatology, 2020

• Efficacy and Safety of Azelaic Acid Nanocrystal-Loaded In Situ Hydrogel in the Treatment of Acne Vulgaris

  Azelaic acid · Pharmaceutics, 2021

• The 24-hour skin hydration and barrier function effects of a hyaluronic 1%, glycerin 5%, and Centella asiatica stem cells extract moisturizing fluid: an intra-subject, randomized, assessor-blinded study

  Glycerin · Clinical, Cosmetic and Investigational Dermatology, 2017

• Changes in Skin Barrier Function after Repeated Exposition to Phospholipid-Based Surfactants and Sodium Dodecyl Sulfate In Vivo and Corneocyte Surface Analysis by Atomic Force Microscopy

  Sodium lauryl sulfate · Pharmaceutics, 2021

• Effects of 15% Azelaic Acid Gel in the Management of Post-Inflammatory Erythema and Post-Inflammatory Hyperpigmentation in Acne Vulgaris

  Azelaic acid · Dermatology and Therapy, 2024

• A novel model of inflammatory pain in human skin involving topical application of sodium lauryl sulfate

  Sodium lauryl sulfate · Inflammation Research, 2010

• The usefulness of a dermocosmetic containing Myrtus communis extract and azelaic acid for maintenance phase of adult female acne: Results from a randomized exploratory investigator-blinded comparative study

  Azelaic acid · Journal of the European Academy of Dermatology and Venereology, 2023

• Anatomical site differences of sodium lauryl sulfate-induced irritation: randomized controlled trial

  Sodium lauryl sulfate · The British Journal of Dermatology, 2019

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.