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What is New in Contact Allergy To Cosmetics for Physicians, Cosmetologists, and Cosmetic Users?

Sukakul, Thanisorn LU orcid and Svedman, Cecilia LU (2025) In Current Allergy and Asthma Reports 25(1).
Abstract

Purpose of Review: This paper aims to evaluate the burden of contact allergy caused by cosmetic products, identifying the key allergens involved and examining recent regulatory and diagnostic developments. The review addresses which substances commonly induce allergic contact dermatitis and how current trends and emerging allergens impact clinical practice. Recent Findings: Fragrances remain the most prevalent cosmetic allergens, with numerous compounds capable of triggering sensitization. Recent regulatory improvements in fragrance labeling are helping to reduce exposure to major allergens. Preservatives such as formaldehyde and isothiazolinones have historically caused widespread allergic reactions, but restrictions have lowered their... (More)

Purpose of Review: This paper aims to evaluate the burden of contact allergy caused by cosmetic products, identifying the key allergens involved and examining recent regulatory and diagnostic developments. The review addresses which substances commonly induce allergic contact dermatitis and how current trends and emerging allergens impact clinical practice. Recent Findings: Fragrances remain the most prevalent cosmetic allergens, with numerous compounds capable of triggering sensitization. Recent regulatory improvements in fragrance labeling are helping to reduce exposure to major allergens. Preservatives such as formaldehyde and isothiazolinones have historically caused widespread allergic reactions, but restrictions have lowered their incidence. Hair cosmetic allergens, especially para-phenylenediamine (PPD) and related chemicals, continue to cause significant allergic responses in consumers and professionals. Newly recognized allergens appear in sunscreens, skin lightening agents, and natural ingredients like propolis and carvone. The primary diagnostic methods include patch testing with baseline and specialized cosmetic allergen panels, photopatch testing for photoallergens, and repeated open application tests to support clinical evaluation. Summary: Contact allergy due to cosmetics is a growing dermatological issue, primarily driven by fragrances and hair dye allergens, with emerging allergens contributing to the evolving landscape. Continued vigilance in diagnosis, improved regulatory measures, and increased reporting are essential to reduce allergy rates and enhance patient care. This review underlines the need for ongoing research and prevention strategies targeting novel cosmetic allergens.

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Please use this url to cite or link to this publication:
author
and
organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
Allergic contact dermatitis, Cosmetics, Patch test, Repeated open application test
in
Current Allergy and Asthma Reports
volume
25
issue
1
article number
48
publisher
Springer
external identifiers
  • pmid:41134517
  • scopus:105019497541
ISSN
1529-7322
DOI
10.1007/s11882-025-01226-5
language
English
LU publication?
yes
id
4cd03bd2-739f-47b5-9402-fb3ed0dc793d
date added to LUP
2025-12-11 15:20:40
date last changed
2025-12-12 03:37:31
@article{4cd03bd2-739f-47b5-9402-fb3ed0dc793d,
  abstract     = {{<p>Purpose of Review: This paper aims to evaluate the burden of contact allergy caused by cosmetic products, identifying the key allergens involved and examining recent regulatory and diagnostic developments. The review addresses which substances commonly induce allergic contact dermatitis and how current trends and emerging allergens impact clinical practice. Recent Findings: Fragrances remain the most prevalent cosmetic allergens, with numerous compounds capable of triggering sensitization. Recent regulatory improvements in fragrance labeling are helping to reduce exposure to major allergens. Preservatives such as formaldehyde and isothiazolinones have historically caused widespread allergic reactions, but restrictions have lowered their incidence. Hair cosmetic allergens, especially para-phenylenediamine (PPD) and related chemicals, continue to cause significant allergic responses in consumers and professionals. Newly recognized allergens appear in sunscreens, skin lightening agents, and natural ingredients like propolis and carvone. The primary diagnostic methods include patch testing with baseline and specialized cosmetic allergen panels, photopatch testing for photoallergens, and repeated open application tests to support clinical evaluation. Summary: Contact allergy due to cosmetics is a growing dermatological issue, primarily driven by fragrances and hair dye allergens, with emerging allergens contributing to the evolving landscape. Continued vigilance in diagnosis, improved regulatory measures, and increased reporting are essential to reduce allergy rates and enhance patient care. This review underlines the need for ongoing research and prevention strategies targeting novel cosmetic allergens.</p>}},
  author       = {{Sukakul, Thanisorn and Svedman, Cecilia}},
  issn         = {{1529-7322}},
  keywords     = {{Allergic contact dermatitis; Cosmetics; Patch test; Repeated open application test}},
  language     = {{eng}},
  number       = {{1}},
  publisher    = {{Springer}},
  series       = {{Current Allergy and Asthma Reports}},
  title        = {{What is New in Contact Allergy To Cosmetics for Physicians, Cosmetologists, and Cosmetic Users?}},
  url          = {{http://dx.doi.org/10.1007/s11882-025-01226-5}},
  doi          = {{10.1007/s11882-025-01226-5}},
  volume       = {{25}},
  year         = {{2025}},
}