research Serum 25 Hydroxyvitamin D in Non-Scarring Alopecia: A Systematic Review and Meta-Analysis November 2023 in “Journal of Cosmetic Dermatology” People with non-scarring hair loss often have lower vitamin D levels than those without hair loss.
research Hydrobiome Of Thermal Waters: Potential Use In Dermocosmetics June 2023 in “Cosmetics” Thermal spring waters and their microbes could be good for skin health and treating some skin conditions in skincare products.