September 2007 in “한국미용학회지” This study observed that in men with androgenetic alopecia, hair density improved and the mean number of telogen hair bulbs decreased after weekly treatments over a year.
January 2023 in “Dermatologìâ ta venerologìâ” This study found that using a combination of "Volvit tablets" (biotin 5 mg) and "Volvit intensive care shampoo" with biotin in patients with diffuse telogen alopecia stopped hair loss and restored hair follicles to normal function, suggesting effectiveness and safety for wide clinical use.
3 citations
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March 2022 in “International Journal of Trichology” This study found that nutritional supplementation with hydrolyzed collagen, amino acids, vitamins, and minerals significantly improved hair anagen/telogen ratios and hair density in telogen effluvium patients.
April 2024 in “Dermatovenerologiâ, kosmetologiâ” In this study, telogen effluvium, a common form of hair loss linked to changes in the hair cycle, is examined with a focus on diagnostic methods and effective treatment options, noting that 34.2% of patients experience trichodynia.
2 citations
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October 2007 in “PubMed” In this study, researchers observed that more hairs are extracted from the follicle with intact root bulbs than breakage occurring along the fiber in treated versus untreated hair.