3 citations
,
November 2022 in “Molecules/Molecules online/Molecules annual” The substances improved hair regrowth and protected hair cells in humans and mice.
28 citations
,
March 2019 in “Journal of Dermatological Science” The document concludes that while lab results for hair growth promotion are promising, human trials are needed and better testing methods should be developed.
10 citations
,
June 2019 in “International Journal of Cosmetic Science” Some plant-based chemicals may help with hair growth, but more research is needed to confirm their effectiveness.
1 citations
,
May 2017 in “InTech eBooks” Some natural remedies may help with hair regrowth, but more research is needed to confirm their effectiveness and safety.
Arginine deficiency hinders hair growth in androgenetic alopecia, but restoring it can promote hair regeneration.
11 citations
,
August 1997 in “Expert Opinion on Therapeutic Patents” Many potential alopecia treatments need more testing to confirm they promote acceptable hair growth with minimal side effects.
7 citations
,
September 2004 in “대한의생명과학회지” An extract made from Polygoni multiflori Radix, Angelica gigantis Radix, and Lycii Fructus was found to increase hair density and prevent hair loss in most users when applied daily for 18 months.
12 citations
,
January 2003 in “Dermatology Online Journal” A new treatment for hair loss was tested and most participants saw their hair loss stop within 2-8 weeks, with up to 50% more hair after 4 months, and no side effects.
Chinese herb medicines can improve hair growth in mice.
July 2024 in “Experimental Dermatology” AP collagen peptides help hair grow and improve hair health.