September 2017 in “Journal of Investigative Dermatology” Injections of special skin cells showed potential in treating hair loss, with some participants experiencing increased hair density.
Amaranthus extract cream safely boosts hair growth in men with hair loss.
32 citations
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January 2000 in “Skin pharmacology and physiology” Certain substances that block a specific protein help promote hair growth.
November 2017 in “Dermatologic Therapy” A new topical solution safely reduces hair shedding by 38% on average by tightening a muscle in the scalp.
July 2024 in “Chinese Medical Journal” Peripheral blood alive cell treatment is effective and safe for treating hair loss.
32 citations
,
May 2015 in “Journal of Investigative Dermatology” Mice without collagen VI have slower hair growth normally but faster regrowth after injury.
10 citations
,
January 2019 in “in Vivo” Finasteride boosts stem cell signals for hair growth.
1 citations
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January 2022 in “Journal of Drug Delivery Science and Technology” A gel made with finasteride, garlic oil, and Aloe vera using nanotechnology can potentially treat hair loss more effectively.
December 2025 in “Journal of Dermatological Treatment” GT20029 helps regrow hair in men with hair loss and is well-tolerated.
36 citations
,
November 1990 in “The Journal of Dermatology” Dermal papillae enhance hair follicle growth and structure.
119 citations
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November 1969 in “Journal of Ultrastructure Research” Macrophages help break down collagen around hair follicles during hair growth.
January 2025 in “SSRN Electronic Journal”
17 citations
,
May 2015 in “Nanomedicine: Nanotechnology, Biology and Medicine” Scientists created tiny particles loaded with a hair growth drug, minoxidil, that specifically target hair follicles and skin cells to potentially improve hair growth.
8 citations
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November 2019 in “Tissue Engineering Part A” Functionalized collagen scaffolds applied prenatally greatly improve skin regeneration.
8 citations
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July 2020 in “International Journal of Pharmaceutics” Finasteride's solubility improves with native y-CDs, enhancing hair loss treatment and reducing side effects.
January 2022 in “Journal of pharmacognosy and phytochemistry” The polyherbal hair gel is effective against fungal infections and helps nourish hair and prevent graying.
Human hair follicle stem cells can be enriched by sticking to type IV collagen.
June 2024 in “Journal of Drug Delivery Science and Technology” Nanocarrier-based treatments show promise for better hair growth in androgenetic alopecia but need more research.
September 2021 in “Medicina Estética Revista Científica de la Sociedad Española de Medicina Estética (SEME)” The treatment improved hair growth and thickness in most patients with minimal side effects.
13 citations
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March 2021 in “British Journal of Pharmacology” KY19382 helps regrow hair and create new hair follicles.
September 2024 in “Journal of the American Academy of Dermatology” Estetrol (E4) may help treat female pattern hair loss by prolonging hair growth.
Genetic factors might cause fibrosing alopecia linked to hair shaft abnormalities.
6 citations
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July 2012 in “Experimental Dermatology” The substance from human hair root cells can help maintain hair growth and make skin cells more capable of growing hair.
January 2024 in “International Journal of Trichology” Combining microneedling with glycosaminoglycan lotion may improve hair growth in mild androgenetic alopecia.
14 citations
,
March 2018 in “Current Drug Delivery” Topical finasteride can effectively treat male pattern baldness with fewer side effects than oral use.
14 citations
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July 2017 in “Fitoterapia” Oleanolic acid promotes hair growth by increasing cell proliferation through the Wnt/β-catenin pathway.
June 2021 in “Journal of Cosmetic Dermatology” Laser treatment shows promise for hair growth, but needs further research.
1 citations
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April 2017 in “Journal of Investigative Dermatology” SM04554 may increase hair growth as a topical treatment for androgenetic alopecia.
December 2016 in “Paleontological Journal” Hair growth can be induced by transplanting certain cells, but these cells lose their properties during culturing. The best cell interaction happens in a liquid medium under gravity, and using collagen doesn't help. Future research could focus on using growth factors to stimulate these cells.
1 citations
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April 2025 in “International Journal of Biological Macromolecules” Forskolin-loaded hydrogels improve wound healing and skin repair.