February 2023 in “Molecules” In this study, N. ottonis cactus cell extract applied to mice promoted hair growth and increased the number of hair follicles, suggesting its potential as a hair-growth-promoting agent.
April 2023 in “Biomedical Journal of Scientific and Technical Research” In this study, researchers observed that Indian head cactus extract significantly increased the proliferation of human follicle dermal papilla cells and induced the expression of hair growth-related genes, suggesting its potential as a new therapy for promoting hair growth.
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June 1988 in “PubMed” In this study, minoxidil sulfate was found to relax norepinephrine-induced contractions in rabbit mesenteric arteries, possibly by acting as a K+ channel agonist, but it did not relax K+-induced contractions.
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January 2001 in “PubMed” This study found that vitamin B6 injections over several weeks improved hair condition and reduced hair loss in some women with diffuse alopecia, while calcium pantothenate had no clear positive effect.
September 2025 in “PubMed” This review discusses recent advances in hair regeneration strategies, including mechanical stimulation and complementary therapies like MSC transplantation and platelet-rich plasma, and reports no new clinical results.