August 2025 in “Dermatological Reviews” Stem cells, natural oils, and laser therapy may help hair regrowth, but more research is needed.
Lactobacillus plantarum L30 can help repair hair follicles and improve hair growth in alopecia.
April 2026 in “Frontiers in Cell and Developmental Biology” Exosomes from stem cells can rejuvenate the scalp and improve hair growth.
June 2019 in “Stem Cell Research” Scientists created MUSIi010-A, a stem cell line from a balding man's scalp, to study hair loss and develop potential treatments.
June 2025 in “Clinical and Experimental Dermatology” A 76-year-old man's grey hair turned back to its original color after radiotherapy.
4 citations
,
March 2008 in “Korean Journal of Chemical Engineering” Mesenchymal cells can significantly boost human hair growth and longevity.
3 citations
,
January 2021 in “FEBS open bio” Camellia japonica extract may improve scalp health and promote hair growth.
98 citations
,
February 2007 in “Seminars in Cell & Developmental Biology” Androgens can both stimulate and cause hair loss, and understanding their effects is key to treating hair disorders.
61 citations
,
July 2011 in “PLOS ONE” Spermidine may help reduce hair loss and deserves further testing as a treatment.
Older women's scalp cells show changes that could contribute to hair thinning.
December 2024 in “Journal of Health and Beauty” Dongeui Hot Spring Water Complex with sea slug extract may help prevent hair loss and improve scalp health.
December 2024 in “Journal of Health and Beauty” Dongeui Hot Spring Water Complex with sea slug extract may help prevent hair loss by boosting antioxidants and promoting hair cell growth.
July 2017 in “DOAJ (DOAJ: Directory of Open Access Journals)” SVF-enhanced fat injections may effectively treat baldness by promoting hair growth.
July 2023 in “British journal of dermatology/British journal of dermatology, Supplement” Aging changes scalp cells, possibly affecting hair health in older women.
April 2026 in “International Journal of Drug Delivery Technology” Alopecia can often be managed effectively with various treatments, but early diagnosis is crucial for preventing permanent hair loss.
1 citations
,
January 2017 in “Springer eBooks” The document explains how hair follicles develop, their structure, and how they grow.
May 2026 in “Frontiers in Endocrinology” Exposure to particulate matter worsens postpartum hair loss by affecting inflammation and cell death pathways.
87 citations
,
February 2004 in “Plastic and Reconstructive Surgery” Hair follicle stem cells helped heal a severe scalp burn without needing traditional skin grafts.
49 citations
,
March 2004 in “Journal of Investigative Dermatology” The hHa7 gene is regulated by androgens in certain body hair, not scalp hair.
8 citations
,
April 2023 in “Cureus” Stem cells could be a better treatment for hair loss by reactivating dormant hair follicles.
The human scalp has different types of pigment cells in hair follicles with varying abilities to produce pigment.
9 citations
,
August 2005 in “Archives of Dermatological Research” Scalp dermal papilla and fibrous sheath cells have different MMP expression than scalp dermal fibroblasts.
4 citations
,
January 2017 in “Annals of Dermatology” Tianeptine may help prevent hair loss by promoting hair growth and reducing cell death.
7 citations
,
January 2018 in “Journal of Tissue Viability” An 80-year-old patient grew new hair on a wound, showing that elderly people can still regenerate hair.
April 2018 in “Journal of Investigative Dermatology” Fat under the skin can help hair grow longer, darker, and increase cell growth.
Applying thyroid hormones to the scalp can help hair grow.
1 citations
,
January 1993 in “Skin Pharmacology and Physiology” Hair growth drugs and epidermal growth factor do not change the calcium binding site gradient in hair follicles.
159 citations
,
December 2007 in “American Journal of Pathology” Stress-related substance P may lead to hair loss and negatively affect hair growth.
128 citations
,
March 2006 in “American Journal of Pathology” Prolactin contributes to hair loss by promoting hair follicle shrinkage and cell death.
4 citations
,
August 2023 in “Journal of Investigative Dermatology” Certain genes influence the direction of hair whorls on the scalp.