44 citations,
January 2007 in “Biological & pharmaceutical bulletin” Black pepper leaf extract contains compounds that can block testosterone effects and promote hair growth.
October 2023 in “International journal of research in Ayurveda and pharmacy” Keedari thailam is effective for treating alopecia areata and has multiple health benefits.
49 citations,
April 2012 in “Phytotherapy Research” Rosemary leaf extract may be an effective natural treatment for hair growth and male pattern baldness.
74 citations,
August 2006 in “Journal of clinical gastroenterology” Shen-Min, a hair growth supplement, likely caused acute hepatitis in a woman, improving after she stopped taking it.
69 citations,
December 2011 in “Journal of Ethnopharmacology” Some Thai plants, especially Carthamus tinctorius, could help prevent hair loss and promote hair growth without adverse effects.