research Regulation of Epidermal Proliferation and Hair Follicle Cycling by Synthetic Photostable Retinoid EC23 January 2023 in “Journal of cosmetic dermatology” The synthetic retinoid EC23 thickens skin and promotes hair growth more effectively and with a lower dose than natural retinoids.
research The Effect of Autologous Platelet-Rich Plasma (PRP) on Patients with Alopecia Areata April 2017 in “Al-Azhar Medical Journal” PRP is an effective and safe treatment for alopecia areata.