February 2023 in “PLOS ONE” Caizhixuan hair tonic helps treat hair loss by promoting hair growth and improving hair follicles.
3 citations,
June 2017 in “Journal of Biomaterials Applications” Keratin extract from human hair was found to promote hair growth in mice.
January 1983 in “Journal of the American Oil Chemists' Society” The U.S. soybean industry wanted government help due to foreign competition, while the jojoba industry was growing and expected to stabilize.
4 citations,
November 2022 in “Nutrients” Cow placenta extract has strong antioxidant effects and can delay skin aging in mice.
2 citations,
November 2019 in “Case reports in women's health” Ovarian vein sampling helped diagnose rare ovarian tumors causing high testosterone, and surgery to remove the tumors lowered the testosterone levels.
December 2021 in “Medicina estética” Serenoa repens may help treat hair loss but is less effective than common medications and needs more research to confirm its effectiveness.