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A five-year study of cosmetic reactions
Journal of the American Academy of Dermatology
|December 1, 1985
Summary
Many patients and doctors were unaware cosmetics caused dermatitis. Key allergens included fragrances, preservatives, and hair dyes, identified through patch testing.
Area of Science:
- Dermatology
- Allergology
- Cosmetic Science
Background:
- Cosmetic dermatitis is a common condition.
- Identifying causative agents is crucial for patient management.
Purpose of the Study:
- To investigate the prevalence and causes of cosmetic dermatitis.
- To identify common allergens responsible for cosmetic-induced skin reactions.
Main Methods:
- A multi-center study involving 713 patients with cosmetic dermatitis over 64 months.
- Patch testing was performed on 87% of subjects to identify specific allergens.
Main Results:
- Skin care products, hair preparations, and facial makeup were the primary causes of reactions.
- Fragrance, preservatives (Quaternium-15, formaldehyde, imidazolidinyl urea, parabens), p-phenylenediamine, and glyceryl monothioglycolate were the most frequent allergic sensitizers.
- A significant portion of patients and physicians were unaware of the cosmetic origin of the dermatitis.
Conclusions:
- Cosmetic dermatitis is frequently underdiagnosed.
- Systematic identification of allergens through patch testing is essential for effective treatment and prevention.