August 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” Root hair stiffness is mainly influenced by tip compression and turgor pressure.
January 2025 in “International Journal of Pharmaceutical Research and Development” Vitex negundo oil promotes hair growth and may treat alopecia safely.
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.
October 2025 in “Records of Natural Products” Kaempferol promotes hair growth and could be a natural treatment for hair loss.
21 citations
,
January 2010 in “International Journal of Trichology” TrichoScan often makes mistakes and needs improvement for correct hair growth analysis.
24 citations
,
January 2019 in “Journal of Cosmetic Dermatology” Combining platelet-rich plasma, microneedling, and minoxidil improves hair growth.
14 citations
,
March 2019 in “Journal of Cosmetic Dermatology” Activated platelet-rich plasma helps hair growth by boosting growth factors and cell growth pathways in hair cells.
1 citations
,
November 2019 in “The Korea Journal of Herbology” The herbal mixture RAA promotes hair growth and could be an alternative treatment for hair loss.
January 2023 in “Journal of orthopedics & bone disorders” Platelet-rich plasma may not be very effective for bone healing and hair growth due to a substance it contains that blocks these processes.
20 citations
,
July 2020 in “Expert Opinion on Biological Therapy” Using micro-needling, low-level laser therapy, and platelet-rich plasma together significantly improves hair growth in people with hair loss.
May 2012 in “F1000Research” Proteins released by cells can promote hair growth in people.
May 2005 in “Seminars in Plastic Surgery” The Erbium YAG laser is effective in hair restoration, resulting in high yield and density, but it's not recommended for second replacements or those with good-quality hair.
Low level laser or LED therapy combined with infiltrations may help hair growth.
14 citations
,
November 2022 in “Archives of Dermatological Research” The green-light LED microneedle patch effectively promotes hair growth.
4 citations
,
January 2022 in “Journal of nanomaterials” Silver nanoparticles made from Ziziphus nummularia fruit extract promote hair growth and fight bacteria and fungi.
July 2018 in “Elsevier eBooks” New hair loss treatments show promise, but more research is needed to confirm their effectiveness.
3 citations
,
February 2014 in “Dong-ui saengni byeongni hakoeji” Microneedle roller therapy could help treat hair loss by promoting hair growth.
224 citations
,
March 2006 in “Seminars in Cutaneous Medicine and Surgery” The document concludes that understanding hair follicle biology can lead to better hair loss treatments.
207 citations
,
January 2011 in “Dermatologic Therapy” Laser hair removal is the most requested cosmetic procedure and has become a scientifically-based treatment suitable for all skin types.
192 citations
,
April 2019 in “ACS nano” A new microneedle patch made from hair proteins helps regrow hair faster and better than current treatments.
163 citations
,
April 2019 in “Nature Communications” Mechanical stretching of the skin can promote hair growth by activating certain immune cells.
117 citations
,
September 2013 in “Lasers in Surgery and Medicine” Red light therapy at 655 nm significantly improved hair growth in men with hair loss.
109 citations
,
December 1998 in “The Journal of Dermatology” Manipulating the catagen and telogen phases of hair growth could lead to treatments for hair disorders.
50 citations
,
December 2010 in “Dermatologic Surgery” Laser treatment can stimulate hair growth for male pattern hair loss.
28 citations
,
December 2017 in “Lasers in Medical Science” Monochromatic light devices, especially the 308-nm excimer laser, are promising for treating alopecia areata but more research is needed.
27 citations
,
July 1990 in “International Journal of Dermatology” A pulsed electrical field safely and effectively increased hair growth.
20 citations
,
January 2014 in “Journal of Cosmetics, Dermatological Sciences and Applications” Using adipose derived stem cells and growth factors in hair transplants may improve healing and hair growth.
14 citations
,
November 2012 in “SLAS discovery” Some herbal extracts can promote hair growth and prevent hair loss.
12 citations
,
January 1981 in “Springer eBooks” Environmental factors like temperature and nutrition affect hair growth, with humans showing seasonal hair growth differences.
12 citations
,
January 1978 in “The Laryngoscope” Using a scalp flap for hair transplantation gives denser, faster results than older methods, but it's complex and needs careful planning.