November 2021 in “Arquivos Médicos dos Hospitais e da Faculdade de Ciências Médicas da Santa Casa de São Paulo” Microneedling with minoxidil, platelet-rich plasma, and mesotherapy improves hair growth significantly.
January 2020 in “Global dermatology” Iontophoresis with a growth factor cocktail helps hair growth in patients with androgenetic alopecia.
January 2018 in “Sohag Medical Journal” 
January 2016 in “Global dermatology” A treatment called Cellcurin, combined with microneedling, significantly increased hair density and diameter in patients with hair loss.