February 2026 in “Brazilian Journal of Implantology and Health Sciences” Chronic stress and high cortisol levels can cause hair loss by disrupting hair growth.
A high fat lard diet may protect against skin fibrosis and affect hair growth.
March 2024 in “Journal of Microbiology and Biotechnology” Phloroglucinol may help improve hair loss by promoting hair growth and reducing oxidative stress.
October 2023 in “Annales Academiae Medicae Silesiensis” Saw palmetto extracts might help treat male hair loss and need more research.
September 2023 in “Medical & Clinical Case Reports Journal” Platelet-Rich Plasma (PRP) may increase hair density and thickness in Androgenetic Alopecia, but it's not significantly better than a placebo.
September 2022 in “Intisasi sains media” A young child with complete hair loss improved significantly with a combination of hair growth treatments and laser therapy.
December 2021 in “Razrabotka i registraciâ lekarstvennyh sredstv” The gel form of substance Y is the most effective for treating hair loss.
May 2021 in “British Small Animal Veterinary Association eBooks” If a dog's skin tests are normal but it has hair loss, consider other non-endocrine causes and choose tests based on the hair loss pattern.
January 2021 in “Journal of clinical and cosmetic dermatology” Human skin responds to light with protective mechanisms, but more research is needed to understand these processes and their implications for health and therapy.
July 2020 in “Experimental Dermatology” Aging causes hair thinning in women due to changes in the scalp environment.
May 2020 in “Research Square (Research Square)” Stress hormone CRF causes hair loss and inhibits hair growth in human cells.
September 2011 in “대한미용학회지” Bear oil promotes hair growth and increases hair density.
Trichotillometry can measure hair plucking force, aiding alopecia treatment evaluation.
Hair follicles influence blood vessels during hair growth, suggesting potential treatments for hair growth issues.
July 1987 in “Reactions (Auckland)” Oral minoxidil may slow male pattern baldness and cause body hair growth, but hair loss can happen after stopping it.
January 2010 in “West China Journal of Pharmaceutical Sciences” Pterocarpus indcus Willd extracts taken orally can reduce hair loss in rats.
4 citations
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May 1999 in “PubMed” Some medications can cause reversible hair loss by affecting hair growth cycles.
127 citations
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January 2013 in “PLOS ONE” Probiotic bacteria improved skin and hair health in aged mice.
26 citations
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July 2021 in “Frontiers in Cell and Developmental Biology” The review suggests that a special cell-derived treatment shows promise for various skin conditions and hair growth but needs more research for confirmation.
20 citations
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April 2002 in “PubMed” Mini rats have thinner skin, more fat, and different hair cycles than Wistar rats due to lower growth hormone levels.
5 citations
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April 2022 in “Journal of Ethnopharmacology” Chinese herbal medicine can help treat hair loss by promoting hair growth and preventing cell death, maintaining a balance between hair growth and loss.
4 citations
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January 2016 in “Case reports in dermatological medicine” A man had temporary hair loss from radiation during a medical procedure but regrew his hair after treatment with minoxidil lotion.
2 citations
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May 2021 in “Scientific Reports” Stress is likely causing hair loss in Formosan macaques.
2 citations
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November 2014 in “International Scholarly Research Notices” The terpenoid fraction may cause thicker scars by delaying wound healing.
2 citations
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August 2012 in “Cell Stem Cell” The study showed that some hair follicle stem cells wake up to grow hair while others stay asleep, and that the environment around them is important for hair growth.
1 citations
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July 2020 in “Revista Cereus” Using growth factors with microneedling is effective for treating hair loss.
1 citations
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December 2019 in “Journal of medicine and life science” Docosahexaenoic acid (DHA) may help hair growth by promoting dermal papilla cell proliferation.
October 2025 in “Gene Expression” Exosome therapy could be a promising new way to treat hair loss.
Hair growth is maintained by specific cell signals.
June 2025 in “Medical & Clinical Case Reports Journal” Exosomes may improve hair growth, but more research is needed for safety and approval.