215 citations
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March 2018 in “Archives of Toxicology” Tiny pollution particles called PM2.5 can harm skin cells by causing stress, damage to cell parts, and cell death.
35 citations
,
January 2020 in “Journal of the American Academy of Dermatology” Avoiding certain allergens in personal care products may improve symptoms for some patients with lichen planopilaris or frontal fibrosing alopecia.
February 2025 in “Journal of Cosmetic Dermatology” Patch testing is crucial to reduce allergic reactions in hair loss treatments.
29 citations
,
December 1998 in “European Respiratory Journal” Hair bleach can make rabbit airways more sensitive.
3 citations
,
January 2019 in “Skin Appendage Disorders” People with alopecia areata may also have allergic rhinitis and should be checked for respiratory allergies.
February 2026 in “Indian Journal of Dermatology” Adults are more reactive to allergens than older adults, who are more sensitive to medication-related allergens.
2 citations
,
July 2024 in “Indian Journal of Dermatology Venereology and Leprology” Children with atopic diseases have a higher risk of developing alopecia areata.
October 2022 in “Journal of the American Academy of Dermatology” "Clean" shampoos use fewer allergenic preservatives than traditional ones but still contain fragrances, and their actual risk of causing skin reactions is unclear.
6 citations
,
January 2007 in “Journal of the European Academy of Dermatology and Venereology” Mercury allergy linked to specific genes may contribute to burning mouth syndrome, and silicon might play a role in maintaining healthy hair.
16 citations
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September 2004 in “Pediatric dermatology” Children and adolescents with allergies tend to have longer eyelashes.
3 citations
,
July 2024 in “Skin Research and Technology” Asthma may increase the risk of alopecia areata.
19 citations
,
February 2015 in “Contact dermatitis” Avoiding certain fragrances improved the man's skin condition.
July 2024 in “Journal of Investigative Dermatology” IL-13 protein is much higher in the skin of atopic dermatitis patients than in healthy skin.
March 2022 in “Journal of health sciences and medicine” Azelaic acid and permethrin both effectively kill the skin mite Demodex folliculorum in a lab setting.
5 citations
,
July 2022 in “PubMed” Hair dyes, shampoos, and conditioners often cause scalp allergies due to common allergens like p-phenylenediamine and nickel.
22 citations
,
February 2000 in “Journal of the American Academy of Dermatology” Eosinophils are not a reliable marker for diagnosing alopecia areata.
98 citations
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November 2002 in “Contact Dermatitis” Many people had severe allergic reactions to a common hair dye ingredient, causing them to seek medical care and miss work.
31 citations
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October 1992 in “PubMed” A mycobacterial protein shares a similar region with a human skin protein, possibly affecting skin diseases.
18 citations
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June 2010 in “Cell Stress and Chaperones” Heat treatment increases hair loss in certain mice.
4 citations
,
December 2024 in “JDDG Journal der Deutschen Dermatologischen Gesellschaft” Mothers with atopic dermatitis have higher risks of pregnancy complications and their children are more likely to develop certain health conditions.
November 2013 in “Annales de Dermatologie et de Vénéréologie” Cinnamon essential oil can cause severe or unusual skin reactions, with cinnamaldehyde being the main allergen.
14 citations
,
December 2007 in “Pediatric allergy and immunology” Newborns with the common rash Erythema Toxicum have many active mast cells in their skin, but these cells don't produce the LL-37 peptide.
April 2018 in “Journal of Investigative Dermatology” Melanogenesis-related proteins may trigger immune responses in alopecia areata patients.
April 2023 in “Journal of Investigative Dermatology” Trichohyalin in hair can trigger immune attacks in alopecia areata.
1 citations
,
October 2022 in “International Journal of Environmental Research and Public Health” People with Type 2 Diabetes are more likely to have a mite infestation called Demodex folliculorum.
Hair care products can cause skin irritation and allergies.
1 citations
,
June 2025 in “Frontiers in Immunology” Higher IgE levels may play a role in alopecia areata, especially in males, children, and severe cases.
April 2016 in “Journal of The American Academy of Dermatology” Both atopy and eosinophilia are linked to more severe hair loss in people with alopecia areata.
15 citations
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July 1997 in “Clinics in Dermatology” Traditional Chinese medications can cause skin reactions, and better testing and reporting are needed to identify allergens.
1 citations
,
November 2023 in “Contact dermatitis” Some people with Frontal Fibrosing Alopecia may be allergic to a common sunscreen ingredient.