Related Experiment Video
Updated: Jun 25, 2026
08:02
A Mouse Ear Model for Allergic Contact Dermatitis Evaluation
Published on: March 24, 2023
[Allergic contact dermatitis to cosmetics]
C Laguna1, J de la Cuadra, B Martín-González
1Servicio de Dermatología, Hospital General Universitario de Valencia, Valencia, España. cecipru@comv.es
Actas Dermo-Sifiliograficas
|March 10, 2009
Summary
Cosmetic contact dermatitis is common, with preservatives like methylisothiazolinone and paraphenylenediamine being frequent culprits. Hair dyes and soaps were the most implicated products in this 7-year study.
Area of Science:
- Dermatology
- Allergology
- Cosmetic Science
Context:
- Cosmetic contact dermatitis is a prevalent issue, often underestimated in the general population.
- Understanding specific cosmetic allergens is crucial for diagnosis and prevention.
Purpose:
- To identify common allergens causing contact dermatitis from cosmetic products.
- To determine the frequency of these allergens and implicated cosmetic products over a seven-year period.
Summary:
- A retrospective study analyzed 202 cases of cosmetic contact dermatitis diagnosed between 2000 and 2007.
- Methylisothiazolinone (19%), paraphenylenediamine (15.2%), and fragrance mixtures (7.8%) were the most frequent allergens.
- Hair dyes (18.5%), gels/soaps (15.7%), and moisturizers (12.7%) were the most commonly implicated products.
Impact:
- Identifies key cosmetic allergens, aiding dermatologists in diagnosis.
- Highlights common product categories responsible for allergic reactions.
- Suggests a need for collaboration between physicians and manufacturers to identify novel allergens.
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