May 2026 in “Brazilian Journal of Hair Health” This study found that bleaching significantly damages hair structure and increases combing difficulty, while dyeing with emulsifiers can partially reduce damage and improve combability, yet both processes cause notable protein loss.
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December 2013 in “Journal of Cosmetic Dermatology” This article reviews the use of pigmented concealing powders as a viable cosmetic option for patients with alopecia, noting the potential for a more natural appearance compared to traditional hairstyling or hairpieces, but it presents no new clinical results.
November 2025 in “Phytomedicine” Modified Changfa Zirong Powder improves hair growth in androgenetic alopecia.
January 2011 in “Maofang ke-ji” This review examines the structure, performance, modification, and comprehensive utilization progress of rabbit hair fibers but reports no new experimental results.
October 2022 in “Hair Transplantation” This chapter reviews the available options for camouflaging hair loss and thinning, discussing their advantages and disadvantages, but reports no new clinical results.