65 citations,
October 1999 in “Journal of The American Academy of Dermatology” Finasteride effectively reduces hair loss by decreasing androgen levels.
62 citations,
January 2013 in “Skin Pharmacology and Physiology” Low iron and vitamin D levels are linked to hair loss in women.
56 citations,
January 2008 in “Dermatology” Higher iron levels in the blood are not linked to increased hair loss in women.
44 citations,
April 2008 in “The Journal of Clinical Endocrinology & Metabolism” Women with PCOS have similar levels of certain proteins compared to women without PCOS, and these proteins don't independently cause PCOS.
42 citations,
December 2015 in “International Journal of Clinical Pharmacology and Therapeutics” The 0.25% finasteride solution, when applied once a day, effectively reduces scalp DHT, potentially minimizing sexual side-effects linked to a systemic DHT reduction.
39 citations,
September 2017 in “The Open Rheumatology Journal” Low serum complement levels in SLE patients don't always match with disease flares; monitoring C3 and C4 is useful, but cell-bound complement products might better indicate disease activity.
39 citations,
January 1997 in “Pharmacology & toxicology” Vitamin D3 and its analogues affect skin cell growth and development depending on cell density, calcium levels, and serum presence.
37 citations,
March 2014 in “Journal of Trace Elements in Medicine and Biology” Lower hair zinc and copper levels found in Turkish males with hair loss; higher BMI linked to less hair zinc.
36 citations,
October 2008 in “European journal of paediatric neurology” Valproic acid treatment may cause temporary hair loss due to reduced zinc and biotinidase levels, which tend to normalize after 6 months.
32 citations,
August 1999 in “Journal of Investigative Dermatology” Early onset hair loss linked to genetics and androgen levels.
30 citations,
August 1992 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride doesn't affect hormone levels in normal men.
29 citations,
March 2010 in “Journal of Endocrinological Investigation” Lipocalin-2 levels are higher in women with PCOS and may indicate insulin resistance.
28 citations,
April 2017 in “Journal of cosmetic dermatology” Low vitamin D can worsen pediatric alopecia areata.
26 citations,
September 2013 in “Journal of Dermatological Science” Serum granulysin levels can indicate the activity and prognosis of alopecia areata.
26 citations,
October 2011 in “Biological trace element research” Low copper levels might cause premature graying of hair.
24 citations,
January 2012 in “Indian Journal of Dermatology, Venereology and Leprology” Diffuse alopecia areata involves more inflammation and higher allergy-related antibodies than patchy types.
23 citations,
June 2019 in “Bioanalysis” Monitoring steroid hormones in blood can better detect testosterone doping.
23 citations,
February 2017 in “Journal of dermatology” Low serum levels of zinc and selenium may increase the risk of alopecia areata.
23 citations,
September 2016 in “Archives of Dermatological Research” Vitamin D levels do not affect the risk of developing alopecia areata.
23 citations,
January 2016 in “International Journal of Trichology” Women with female pattern hair loss have lower Vitamin D3 levels.
22 citations,
September 2008 in “Brain & development” Biotin supplements increased biotin levels but did not significantly prevent hair loss in rats on valproic acid.
21 citations,
January 2014 in “Dermatology Research and Practice” Hair and serum levels of zinc, copper, and iron are similar in people with alopecia areata and healthy individuals.
21 citations,
January 2009 in “Indian journal of dermatology, venereology, and leprology” Vitamin B12, folate, ferritin, and iron levels are not linked to alopecia areata.
20 citations,
January 2019 in “International journal of trichology” People with Alopecia areata often have lower Vitamin D levels, which might affect the severity of their condition.
19 citations,
April 2018 in “Clinical cardiology” Older men with low levels of a testosterone byproduct had a higher chance of developing an irregular heartbeat.
18 citations,
September 2015 in “Clinical Endocrinology” Women with PCOS have higher levels of a certain growth factor, which can be reduced by taking metformin.
18 citations,
November 1998 in “Comparative biochemistry and physiology. Part A, Molecular & integrative physiology” Changes in prolactin and DHEA levels are not required for the start of mink hair growth cycles.
17 citations,
January 2013 in “Indian Journal of Pharmacology” High levels of the seizure medication sodium valproate can cause hair loss.
17 citations,
January 1997 in “Cell and Tissue Research” Scientists developed a method to grow human fetal skin and digits in a lab for 3-4 weeks, which could help study skin features and understand genetic interactions in tissue formation.
16 citations,
January 2017 in “DOAJ (DOAJ: Directory of Open Access Journals)” Low levels of vitamin B12 and ferritin are linked to early hair graying.