82 citations,
September 2018 in “Nature Communications” A certain smell receptor in hair follicles can affect hair growth when activated by a synthetic sandalwood scent.
10 citations,
August 2018 in “Dermatologic Surgery” Laser treatment improves hair density and increases growth factors in androgenetic alopecia.
42 citations,
February 2018 in “International Journal of Molecular Sciences” Minoxidil boosts hair growth by triggering growth factor release from specific stem cells.
20 citations,
February 2018 in “Cell transplantation” Cinnamomum osmophloeum leaf extract may help treat hair loss by promoting hair growth and increasing hair cell proliferation.
7 citations,
December 2017 in “Anais da Academia Brasileira de Ciências” 6-Gingerol from ginger may slow down hair growth by affecting certain enzymes and growth factors.
5 citations,
March 2017 in “Biomedical and Pharmacology Journal” Certain growth factors significantly affect hair loss in women with telogen effluvium.
2 citations,
January 2017 in “Journal of Cosmetics, Dermatological Sciences and Applications” TrichoTech™ may help hair growth and skin repair by increasing fibroblast growth and activity.
110 citations,
August 2016 in “Drugs” Minoxidil is the only FDA-approved topical drug for treating male or female pattern hair loss, and other medications like finasteride and dutasteride can also increase hair growth.
18 citations,
April 2016 in “Toxicological Research” Lavender oil significantly promotes hair growth in mice.
5 citations,
January 2016 in “Surgical and Cosmetic Dermatology” 
68 citations,
January 2015 in “Indian Journal of Dermatology” Microneedling can effectively promote new hair growth in men with hair loss who didn't improve with traditional treatments.
30 citations,
December 2014 in “Toxicological Research” Peppermint oil can effectively promote hair growth without being toxic.
27 citations,
March 2014 in “Experimental Dermatology” IGF-1 affects hair loss and could be a potential treatment.
12 citations,
October 2012 in “Anais Brasileiros De Dermatologia” Dermoscopy effectively diagnoses and evaluates female hair loss treatment.
76 citations,
July 2011 in “Clinical, Cosmetic and Investigational Dermatology” The document concludes that proper diagnosis and FDA-approved treatments for different types of hair loss exist, but treatments for severe cases often fail and future improvements may focus on hair follicle stem cells.
152 citations,
October 2010 in “Archives of Dermatology” Finasteride helps hair growth but may cause sexual side effects.
73 citations,
March 2010 in “Food and Chemical Toxicology” Zizyphus jujuba essential oil can promote hair growth.
49 citations,
July 2009 in “Fitoterapia” Essential oils from Chamaecyparis obtusa may help hair grow by increasing a growth-related gene.
82 citations,
May 2009 in “Development” EGF and KGF signalling prevent hair follicle formation and promote skin cell development in mice.
83 citations,
December 2001 in “Journal of Investigative Dermatology” Minoxidil boosts hair growth by targeting adenosine and possibly sulfonylurea receptor 2B.
19 citations,
November 2001 in “Journal of Investigative Dermatology Symposium Proceedings” Human hair follicles can regenerate and recover after severe injury by going through a brief abnormal resting phase before growing again.
520 citations,
February 2001 in “Journal of Clinical Investigation” VEGF helps hair grow and determines follicle size by increasing blood vessel growth.
192 citations,
March 1998 in “British Journal of Dermatology” Minoxidil boosts growth factor in hair cells, potentially promoting hair growth.
