27 citations
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May 2010 in “Dermatologic surgery” This study found that photodynamic therapy with methyl 5-aminolevulinic acid was ineffective for treating alopecia totalis, even with microneedle rolling to enhance drug delivery.
3 citations
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February 2014 in “Dong-ui saengni byeongni hakoeji” This study found that micro needle roller therapy enhanced hair follicle development and increased growth factor expression in C57BL/6 mice, suggesting potential benefits for alopecia treatment.
January 2014 in “Journal of Physiology & Pathology in Korean Medicine” Microneedle roller therapy can help hair grow.
January 2012 in “프로그램북(구 초록집)” October 2022 in “Skin appendage disorders” This study found that isolated scalp microneedling did not improve scalp coverage or hair density in male pattern hair loss patients, with no adverse events reported.