27 citations
,
November 2000 in “Journal of Veterinary Medicine Series B” Iodine deficiency in lambs causes poor growth, less wool, and delayed sexual maturity.
9 citations
,
March 2015 in “Journal of Microbiology and Biotechnology” Ultra-high molecular weight poly-γ-glutamic acid may help promote hair growth.
5 citations
,
January 2007 Citrullus colocynthis extracts may promote hair growth as effectively as minoxidil.
5 citations
,
October 1988 in “Clinics in Dermatology” Minoxidil promotes hair growth but exact mechanism is unknown.
36 citations
,
July 1980 in “Journal of Toxicology and Environmental Health” High doses of ethynylestradiol in rats caused growth issues, organ changes, and some tumors, but didn't increase overall tumor rates.
9 citations
,
April 2024 in “Heliyon” Probiotics may help with hair growth and dandruff, but more research is needed.
19 citations
,
October 2017 in “The FASEB Journal” Male hormones cause different growth in identical human hair follicles due to their unique epigenetic characteristics.
10 citations
,
June 2001 in “International Journal of Cosmetic Surgery and Aesthetic Dermatology” Splitting single-hair grafts seems to improve perceived hair fullness without affecting growth, intact grafts grow slightly better, and the Mantis microscope is clear but slower without reducing damage to grafts.
November 2023 in “Journal of Bioscience and Bioengineering” Exosomes show promise for hair growth but face challenges in standardization and concentration for clinical use.
April 2021 in “Journal of Investigative Dermatology” IL-15 helps protect hair follicles from immune attacks and encourages hair growth.
February 2013 in “Journal of the American Academy of Dermatology” Certain gene variations may increase the risk of alopecia, and platelet-rich plasma treatment can improve hair density in those with hair loss; a rare case of facial Becker's nevus was linked to uneven beard growth.
51 citations
,
April 2020 in “Cells” Special cell particles from macrophages can help hair grow.
December 2024 in “Planta Medica” Certain plants may help hair growth in alopecia.
Different hair growth phases affect how follicles respond to X-rays, and hormones like testosterone and dihydrotestosterone play a key role in baldness; transplanted hair can grow on bald scalp areas.
100 citations
,
November 1996 in “Molecular Medicine Today” Growth factors and cytokines are important for hair growth and could potentially treat hair loss, but more research is needed to overcome challenges before they can be used in treatments.
50 citations
,
October 1918 in “The journal of experimental zoology” Artificially inducing hair regrowth in mice can change the normal pattern and timing of hair growth, with minimal color differences between old and new fur.
1 citations
,
December 2022 in “Pharmaceuticals” Noni fruit extract, specifically the FEA-3 sub-fraction, can increase hair growth and reduce baldness in male rabbits, potentially acting like common hair loss treatments.
Biotin supplements don't consistently help hair growth in alopecia unless there's a deficiency.
February 2025 in “Jurnal Ners” Essential oils might help hair grow, but more research is needed.
December 2022 in “Journal of applied biological chemistry” Betula platyphylla extract, particularly the H3-2 fraction, may help treat hair loss by promoting cell growth and inhibiting a hair loss-related enzyme.
April 2017 in “Journal of Investigative Dermatology” Dermal lymphatic vessels help hair growth by affecting hair cycle phases.
The poly herbal gel effectively stimulated hair growth.
March 2014 in “Journal of The American Academy of Dermatology” Mycophenolic acid may help hair grow by activating pathways important for hair growth.
January 2014 in “Elsevier eBooks” The study concluded that genetic mutations affect human hair diseases and identified key genes and pathways involved in hair growth and cycling.
March 1998 in “Journal of Dermatological Science” Combining RU58841 and minoxidil significantly increases hair growth.
2 citations
,
April 2008 in “Journal of Dispersion Science and Technology” Shampoos with more than 0.6% of cationic minoxidil particles can promote hair growth.
162 citations
,
August 2002 in “Survey of Ophthalmology” Latanoprost can make eyelashes longer, thicker, and darker.
158 citations
,
May 2003 in “Journal of Investigative Dermatology” Hair growth is influenced by dynamic changes in hair follicle cells, which could help treat hair loss.
52 citations
,
September 2018 in “International Journal of Molecular Sciences” Ginseng and its compounds may help hair growth and prevent hair loss, but more human trials are needed to confirm this.
13 citations
,
September 2010 in “Journal of Dermatological Science” Researchers made a cell line that grows quickly and can help with hair growth research.