July 2024 in “Journal of Investigative Dermatology” Linalool in fragrances may harm hair follicles and contribute to hair loss.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” This study suggests that allergens like linalool found in personal care products may contribute to the pathobiology of frontal fibrosing alopecia by affecting immune responses and stem cell function in hair follicles.
Linalool in personal care products may worsen frontal fibrosing alopecia by damaging hair follicle stem cells and triggering harmful immune responses.
January 2007 in “Zhongguo linchuang yixue” In this study, researchers observed that Keratin 15 expression in hair follicles was significantly higher in normal adult men compared to those with androgenetic alopecia.
September 2025 in “Dermatology Online Journal” In this case study, a 24-year-old woman with frontal alopecia resembling frontal fibrosing alopecia was ultimately diagnosed with primary cutaneous follicle center lymphoma, highlighting the critical role of biopsy in identifying atypical alopecia presentations.