30 citations,
November 2013 in “PLOS ONE” Androgen receptor signaling causes early aging of cells important for hair growth by damaging their DNA.
29 citations,
January 2016 in “Annals of dermatology/Annals of Dermatology” Arachidonic acid helps hair grow by increasing growth factors and improving follicle health.
28 citations,
July 2015 in “American Journal of Clinical Dermatology” People with Lichen Planus, especially with mucosal involvement, are more likely to have Metabolic Syndrome, which increases their risk for heart disease and diabetes.
28 citations,
August 2003 in “Steroids” Hirsute women have lower type 2 17β-HSD enzyme levels, which improve with treatment.
27 citations,
November 1998 in “Journal of Endocrinological Investigation” Finasteride significantly reduces hair growth in women with idiopathic hirsutism.
25 citations,
September 2014 in “Biological Research” Arctiin helps protect hair cells from damage and death caused by oxidative stress.
24 citations,
November 2015 in “Annals of Nutrition and Metabolism” Certain SHBG gene variants, like rs727428, are linked to higher testosterone levels in women with PCOS.
24 citations,
January 2015 in “Annals of Dermatology” Herbal extracts may help hair grow and could be an alternative to synthetic hair loss treatments.
23 citations,
January 2020 in “Frontiers in Pharmacology” Dihydrotestosterone affects hair growth by changing the Wnt/β-catenin pathway, with low levels helping and high levels hindering growth.
21 citations,
July 2016 in “Gynecological Endocrinology” Obese and non-obese women with PCOS have higher heart risk markers, especially if they are obese.
21 citations,
February 2012 in “Journal of the European Academy of Dermatology and Venereology” Late-onset alopecia areata in Taiwanese patients is more common in women, usually starts at age 57, often involves less than 10% hair loss, and may have a minimal link to thyroid issues.
21 citations,
January 1991 in “Dermatology” Men with male pattern hair loss have different levels of certain hormones compared to men without hair loss.
20 citations,
August 2015 in “International Journal of Molecular Medicine” Human placental extract may help hair growth by affecting certain cell signals and could be more effective with minoxidil.
20 citations,
March 2013 in “Journal of Lipid Research” The research explains how a human enzyme binds and processes its substrate, which could relate to its role in biological functions and hair loss.
20 citations,
October 2008 in “European journal of endocrinology” Lower lipin 1β in belly fat is linked to insulin resistance in people with polycystic ovary syndrome.
19 citations,
May 2020 in “Cells” Substance from human umbilical cord blood cells promotes hair growth.
19 citations,
August 1999 in “European journal of endocrinology” The study concluded that testing hormone levels after stimulation is not reliable for identifying carriers of 21-hydroxylase deficiency; genetic testing is necessary.
18 citations,
March 2015 in “Journal of Endocrinological Investigation” The research suggests that the ZP4 gene is linked to egg development in women with PCOS but requires more study to understand its role in infertility.
18 citations,
January 2003 in “Gynecological Endocrinology” Low-dose finasteride effectively reduces hirsutism without serious side-effects.
17 citations,
May 2012 in “Clinical Endocrinology” Surgery to lower high testosterone in postmenopausal women with certain ovarian tumors doesn't significantly affect their metabolism.
17 citations,
October 2003 in “Brazilian Journal of Medical and Biological Research” The gene SDR5A1 is found in scalp hair of both hirsute and normal individuals, but it does not explain differences in hair growth.
16 citations,
January 2016 in “Annals of Dermatology” Green tea component EGCG may help prevent hair loss by changing microRNA levels in certain scalp cells.
14 citations,
February 2023 in “Frontiers in immunology” Immune checkpoint inhibitors can cause skin issues but are linked to better cancer outcomes.
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.
14 citations,
April 2016 in “Cell Transplantation” Neural stem cell extract can safely promote hair growth in mice.
14 citations,
September 2014 in “Journal of Pediatric and Adolescent Gynecology” Irregular menstrual cycles in teenagers are linked to a higher risk of polycystic ovary syndrome and metabolic syndrome.
14 citations,
September 2007 in “Steroids” The study concluded that androstendione and DHEA are important for diagnosing high male hormone levels in women with excessive hair growth.
13 citations,
July 2022 in “Frontiers in cell and developmental biology” Tiny natural vesicles from cells might help treat hair loss.
13 citations,
June 2020 in “Stem Cells International” A substance from a specific gel helped to grow hair effectively in mice, suggesting it could potentially be used to treat hair loss in humans.
13 citations,
December 2016 in “Journal of Cosmetic Dermatology” Oxidative stress increases in early hair loss, and family history plays a role; antioxidants may help future treatments.