20 citations,
June 1995 in “Tetrahedron Letters” New chemicals were made that can block an enzyme linked to hair loss, prostate growth, and acne.
49 citations,
January 2004 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” Selective non-steroidal inhibitors of 5α-reductase type 1 can help treat DHT-related disorders.
7 citations,
January 2022 in “Molecules” Tectoridin helps human hair cells grow and makes mouse hair longer, suggesting it could treat hair loss.
12 citations,
January 2010 in “European Journal of Dermatology” Norgalanthamine from Crinum asiaticum may help hair grow.
Henna has many medicinal uses but needs more research to confirm its benefits.