November 2025 in “Journal of Investigative Dermatology” N,N-Dimethylglycine sodium salt may improve skin health and treat hair loss.
June 2025 in “Journal of Photochemistry and Photobiology B Biology” UVA exposure worsens hair loss by activating a specific cell pathway.
22 citations
,
February 2002 in “Clinics in Geriatric Medicine” This review discusses the biology of hair follicles and common hair disorders in the elderly but reports no new clinical results.
1 citations
,
March 2022 in “IntechOpen eBooks” This article reviews the functions and locations of skin stem cells and their role in regeneration and differentiation, relating age-associated skin changes to decreased stem cell functionality; it reports no new experimental findings.
37 citations
,
December 2010 in “Clinics in Dermatology” In this study, old age was concluded not to be a significant cause of hair loss, with most cases in the elderly appearing to be androgen-driven.