April 2023 in “Acta Poloniae Pharmaceutica” Herbal extract shampoo increased certain minerals in hair and improved hair growth and scalp health.
January 2024 in “International Research Journal of Modernization in Engineering Technology and Science” Nanotechnology improves the effectiveness of herbal hair products.
51 citations
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December 2003 in “The FASEB Journal” The substance AS101 can help hair grow by slowing down hair cell aging and boosting a hair growth protein.
20 citations
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October 2021 in “Applied materials today” A new microneedle patch and yellow light therapy significantly promote hair regrowth.
January 2018 in “Journal of analytical, bioanalytical and separation techniques” 
March 2024 in “Chinese Chemical Letters” Tiny glowing gold particles can stop hair growth by blocking a specific cell signal.
1 citations
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June 2023 in “Skin Research and Technology” Hair-coating shampoos dye better initially, but hair-oxidation shampoos keep color longer and may damage hair more.
July 2025 in “International Journal of Biological Macromolecules” The microneedle patch boosts hair growth by reducing DHT and oxidative stress.
7 citations
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January 2020 in “The journal of investigative dermatology/Journal of investigative dermatology” NIPP1 is important for healthy skin and could help treat skin inflammation.
December 2025 in “Antioxidants” Fermented Yeast Complex Extract helps regrow hair by reducing oxidative stress and inflammation.