2 citations,
October 2021 in “International journal of pharmaceutical chemistry and analysis” The dry herbal powder shampoo showed promise but needs more work to enhance quality and safety.
4 citations,
March 2020 in “Journal of Cosmetic Dermatology” Plumbago zeylanica extract helps hair growth and reduces a hair loss-related enzyme.
4 citations,
September 2018 in “Rendiconti lincei. Scienze fisiche e naturali” Researchers concluded that "spigo nardo" is the Himalayan plant Nardostachys jatamansi, used historically in medicine and cosmetics, now critically endangered.
25 citations,
January 2011 in “Pharmacognosy magazine” Nardostachys jatamansi DC compounds help promote hair growth.
January 2023 in “Han'gug mi'saengmul saengmyeong gong haghoeji/Han-guk misaengmul saengmyeong gonghak hoeji” NOC-4 extract promotes black hair and hair growth effectively.