research Bioactives in Chinese Proprietary Medicine Modulates 5α-Reductase Activity and Gene Expression Associated with Androgenetic Alopecia 6 citations , April 2017 in “Frontiers in Pharmacology” Chinese medicine may help treat hair loss by affecting genes and enzyme activity.
research ESTROGEN RECEPTORS OF HAIRS BLACKS AND WHITES December 2014 in “Bali Medical Journal” Females have higher estrogen receptor levels in hair than males, and these levels decrease in white hair compared to black hair.