1 citations
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March 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” In this study, a new leave-on hair treatment with Dynagen and zinc salts significantly increased hair growth rate, fibre diameter, and follicle strength in healthy women.
This study measured the force required to pluck anagen and telogen hair from volunteers, suggesting that trichotillometry could assess hair strength in alopecia patients and evaluate treatment efficacy.
In this study, the average force required to pluck hair was significantly lower in malnourished adults, especially those with kwashiorkor, compared to well-nourished individuals.
17 citations
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October 1981 in “American Journal of Clinical Nutrition” This study found that individuals with protein-calorie malnutrition, especially those with kwashiorkor, required significantly less force to pluck hair compared to well-nourished patients.
November 2023 in “International Journal of Women's Dermatology” In this study, female patients undergoing hormone replacement therapy showed improvements in frontal hairline appearance and increased hair plucking strength, suggesting positive effects of estradiol on hair growth while excluding age-related factors.