18 citations
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October 2018 in “Nutrients” Annurca apple extract promotes hair growth by changing hair follicle metabolism to boost keratin production.
January 2026 in “International Journal of Biological Macromolecules” January 2013 in “대한미용학회지” Chamaecyparis obtusa oil promotes hair growth in mice.
November 2021 in “Revista Ibero-Americana de Humanidades, Ciências e Educação” The document does not give specific results for hair loss treatment effectiveness.
December 2023 in “International Journal of Pharmaceutics” New nanoparticles deliver plant extracts to hair follicles to treat conditions like hair loss and acne.
25 citations
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January 2013 in “Journal of Industrial and Engineering Chemistry” Some herbal extracts, especially when used in cubosomal suspensions, were as effective as Minoxidil in promoting hair growth.
The serum improved hair growth and comfort after hair transplant.
2 citations
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January 2009 A natural extract-based hair growth product was developed and showed promise in preliminary tests.
9 citations
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September 2022 in “Pharmaceutics” Porcine placenta extract may improve hair growth and skin health.
26 citations
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June 2003 in “PubMed” Alpha-difluoromethylornithine prevents cancer in mice but causes hair loss.
19 citations
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May 2020 in “Cells” Substance from human umbilical cord blood cells promotes hair growth.
22 citations
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September 2024 in “Chemical Engineering Journal” A new microneedle patch effectively and safely treats alopecia areata.
UC-MSC-Es help human hair cells grow.
11 citations
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April 2020 in “Animals” Moving horses to new places can increase their stress levels, as shown by higher stress hormone in their hair.
January 2017 in “Seoul National University Open Repository (Seoul National University)” AIMP1 can boost hair growth by increasing stem cell activity.
7 citations
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March 2012 in “Journal of Investigative Dermatology” Some thymic peptides can increase human hair growth, while others may inhibit it.
2 citations
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April 2020 in “PubMed” June 2026 in “Dermatologic Surgery” 
December 2012 in “Bulletin of Egyptian Society for Physiological Sciences” Copper (II) albumin complex improves healing of severe burns by its antioxidant, anti-inflammatory, and pain relief properties.
February 2025 in “Advanced Composites and Hybrid Materials” Glutamic acid microneedle patches promote better hair growth than traditional treatments.
28 citations
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April 1988 in “Archives of Dermatological Research” 
July 2016 in “Cancer Research” A topical lotion helped manage hair loss from chemotherapy by affecting cell death, inflammation, and collagen, with no side effects.
September 2024 in “Genes” CRABP1 boosts hair cell growth in Hu sheep by affecting key genes.
October 2019 in “DOAJ (DOAJ: Directory of Open Access Journals)” The nanoparticles effectively deliver herbal extract to enhance hair growth.
3 citations
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January 2005 in “Biological & Pharmaceutical Bulletin” The peptide GPIGS helps hair cells grow and speeds up hair regrowth in mice.
Women with a certain type of hair loss have more copper in the back of their head than the front, and treatment can normalize hair but not copper levels.
February 2020 in “Definitions” Botanical lotion CG428 may help regrow hair and reduce scalp inflammation in chemotherapy patients.
3 citations
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April 2014 in “Journal of Dietary Supplements” CARI ONE helps start hair growth and makes hair follicles bigger and more numerous.
January 2026 in “Cosmetics” Cacumen Platycladi extract can safely and effectively reduce hair loss and increase hair density.
24 citations
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October 2019 in “Genes” A new sheep gene, KRTAP36-1, may help breed sheep with better wool by reducing prickle factor.