14 citations
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November 2012 in “SLAS discovery” Some herbal extracts can promote hair growth and prevent hair loss.
April 2023 in “Journal of Investigative Dermatology” Cinchona succirubra extract with caffeine improves hair growth and reduces hair loss.
July 2024 in “Skin Appendage Disorders” The supplement significantly improves hair density and appearance in people with hair loss.
Cocor Bebek leaf extract may promote hair growth better than minoxidil at high concentrations.
20 citations
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February 2018 in “Cell transplantation” Cinnamomum osmophloeum leaf extract may help treat hair loss by promoting hair growth and increasing hair cell proliferation.
March 2025 in “Medical & Clinical Research” Stem cell therapy can help regrow hair and increase hair density.
Ceramide may help delay hair aging by restoring stressed hair cells.
1 citations
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January 2016 in “Hair therapy & transplantation” Liposomal cepharanthine lotion speeds up hair growth in men with early balding.
12 citations
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January 1988 in “YAKUGAKU ZASSHI” Certain natural extracts can promote hair regrowth.
Caffeine in Alpecin shampoo may help prolong hair root activity and reduce hair loss.
September 2017 in “Journal of Investigative Dermatology” Certain products and treatments can improve hair health and growth.
April 2019 in “Agriculture and natural resources” 
January 2026 in “Journal of Community Medicine and Health Solutions” PP405 shows promise as a new, effective treatment for hair loss with minimal side effects.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Silybum marianum extract, Manganese PCA, and Lespedeza capitata extract may help with hair growth and anchorage, potentially aiding in hair loss treatment.
March 2026 in “Journal of Cosmetic Dermatology” Keratinocyte Growth Factor-Hair Serum may help prevent hair loss during chemotherapy, but more research is needed.
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