Some plant-based ingredients may help with hair growth and care, but more research is needed to confirm their effectiveness.
240 citations,
April 2011 in “Pigment Cell & Melanoma Research” Melanocyte stem cells in hair follicles are key for hair color and could help treat greying and pigment disorders.
238 citations,
November 2016 in “Journal of The American Academy of Dermatology” Tofacitinib is effective and safe for severe hair loss, but full regrowth is less likely after 10 years of hair loss.
212 citations,
May 2012 in “Genes & Development” Planarian regeneration begins with a specific gene activation caused by injury, essential for healing and tissue regrowth.
147 citations,
November 2020 in “International Journal of Molecular Sciences” Keratinocytes help heal skin wounds by interacting with immune cells and producing substances that kill pathogens.
144 citations,
September 2012 in “Genes & development” Aging causes skin stem cells to work less effectively.
128 citations,
March 2006 in “American Journal of Pathology” Prolactin contributes to hair loss by promoting hair follicle shrinkage and cell death.
127 citations,
December 2005 in “Experimental Dermatology” Stress can stop hair growth in mice, and treatments can reverse this effect.
115 citations,
August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
91 citations,
May 2003 in “American Journal of Pathology” Prolactin affects hair growth cycles and can cause early hair follicle regression.
81 citations,
January 2003 in “The FASEB Journal” Follistatin helps hair growth and cycling, while activin prevents it.
71 citations,
November 2013 in “Clinics in Dermatology” Acne is a chronic disease linked to various systemic conditions and has significant psychological and social effects.
70 citations,
February 2017 in “Dermatologic Surgery” Treatment with plasma rich in growth factors improved hair density and thickness for hair loss patients.
47 citations,
May 2012 in “Wiley Interdisciplinary Reviews-Developmental Biology” The conclusion is that understanding how feathers and hairs pattern can help in developing hair regeneration treatments.
47 citations,
August 2000 in “Endocrine Reviews” The document concludes that more research is needed to understand excessive hair growth in women with normal hormone levels and regular ovulation.
46 citations,
September 2011 in “Journal of Endocrinology” Natural 5α-reduced glucocorticoids might be anti-inflammatory with fewer side effects than current options.
42 citations,
February 2017 in “Scientific Reports” Researchers found a way to create cells from stem cells that act like human cells important for hair growth and could be used for hair regeneration treatments.
41 citations,
June 2010 in “Clinics in Dermatology” Smoking harms skin health, causing slower wound healing, more wrinkles, and worsening some skin conditions, but may protect against certain others.
40 citations,
June 2013 in “Biomaterials” Scientists created 3D hair-like structures that could help study hair growth and test treatments.
40 citations,
June 2011 in “Journal of biological chemistry/The Journal of biological chemistry” FA2H is essential for normal fur and sebum production in mice.
38 citations,
September 2019 in “Chinese Medical Journal” Using steroids can increase the risk of heart problems.
32 citations,
March 2021 in “Journal of endocrinological investigation” Thyroid hormones are important for skin health and changes in them can affect conditions like hair loss and eczema.
31 citations,
February 2014 in “Journal of dermatological science” Placental growth factor may help treat hair loss.
29 citations,
January 2016 in “Annals of dermatology/Annals of Dermatology” Arachidonic acid helps hair grow by increasing growth factors and improving follicle health.
29 citations,
July 2009 in “BJU international” Blocking DHT production more strongly may help control advanced prostate cancer and improve quality of life.
28 citations,
February 1999 in “Journal of Investigative Dermatology” Urokinase, a type of protein, helps skin cells multiply faster, especially in newborn mice.
27 citations,
July 2017 in “European Journal of Dermatology” Certain microRNAs are linked to various skin diseases and could be used to diagnose and treat these conditions.
26 citations,
September 2009 in “Psychosomatics” A girl initially thought to have a psychiatric disorder was later found to have a lupus-related condition, which improved with proper treatment.
26 citations,
October 2007 in “Experimental Dermatology” L-Carnitine-L-tartrate may help hair grow and prevent hair loss.
24 citations,
February 2015 in “Experimental Cell Research” NFIC helps human dental stem cells grow and become tooth-like cells.