April 2025 in “Egyptian Journal of Medical Research” People with Telogen Effluvium have lower vitamin D levels.
19 citations
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March 2012 in “Clinical Endocrinology” FAI values above 6.4 may suggest high androgen levels and increased metabolic risks in Chinese women of reproductive age.
April 2019 in “Journal of the Endocrine Society” Using LC-MS/MS for hormone measurement can prevent false high testosterone results and avoid unnecessary tests.
January 2023 in “Brazilian Journals Editora eBooks” HPLC may detect prediabetes and diabetes earlier than Immunoturbidimetry because it shows higher A1c levels.
August 2020 in “Research Square (Research Square)” Oxygen levels affect hair growth and color cells differently when they interact directly.
4 citations
,
April 1986 in “Cancer Letters” GSH-T levels in hair follicles are similar in smokers and non-smokers and don't increase with certain treatments.
July 2019 in “International journal of dermatology, venereology and leprosy sciences” Patients with Telogen effluvium have higher levels of heavy metals than healthy individuals.
January 2025 in “Biomedicines” High testosterone levels can harm fertility by disrupting the LIF signaling pathway in the uterus.
13 citations
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August 2018 in “Clinical Chemistry” Total testosterone levels can help diagnose androgen-producing tumors and hyperandrogenism in women.
January 2020 in “International journal of scientific and research publications” Lower SOD enzyme levels are linked to more severe hair loss in men.
21 citations
,
November 2010 in “Talanta” Researchers developed a reliable method to measure testosterone and epitestosterone in urine for medical and anti-doping use.
7 citations
,
January 2002 in “Biological Trace Element Research” Children with pituitary dwarfism have higher zinc and copper, lower manganese, and similar iron levels in hair compared to normal children.
4 citations
,
March 2018 in “Systems biology in reproductive medicine” Men born very underweight had higher estrogen levels but normal reproduction compared to normal birth weight men.
2 citations
,
October 2011 in “분석과학” A reliable method was developed to measure finasteride levels in human serum.
January 2022 in “Bio web of conferences/BIO web of conferences” The conclusion is that normal trace element levels in newborn calves' hair are between the 25th and 75th percentiles, and levels outside this may indicate diselementosis.
January 2024 in “International Journal of Physics and Applications” Low-level laser therapy can boost cell activity and energy production.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Higher fluence in hair removal damages hair follicles more, while lower fluence mimics natural hair regression, with long-term IPL treatments effectively reducing hair.
25 citations
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April 1972 in “American Journal of Clinical Nutrition” Hair chromium levels show past nutritional status, not environmental exposure.
15 citations
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July 1984 in “Nutrition Research” Selenium increased in hair but not in blood after taking supplements.
July 2025 in “The Egyptian Journal of Hospital Medicine” Estrogen affects hair growth, and GPER-1 levels might help identify hair loss types.
32 citations
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January 1990 in “Clinical Endocrinology” Women with female pattern hair loss have higher levels of certain androgens, suggesting increased androgen exposure to hair follicles.
November 2022 in “Journal of the Endocrine Society” Estrogen deficiency can reduce the enzyme activity needed to activate vitamin D.
Copper deficiency lowers blood and liver copper levels in rats, but not in hair or bones.
7 citations
,
June 2021 in “Cell Proliferation” Low oxygen levels improve the function of hair and skin cells when they are in direct contact.
3 citations
,
February 2025 in “Endocrine” Confirm testosterone levels with advanced tests to avoid unnecessary procedures.
August 1987 in “European journal of endocrinology” The T/SHBG ratio may be a useful marker for androgen activity in women with androgenetic alopecia.
66 citations
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October 1987 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Measuring androstanediol glucuronide in blood is useful for assessing and tracking treatment in women with excessive hair growth.
March 2011 in “European Urology Supplements” CEC levels may be a useful marker for predicting prostate cancer progression.
August 2018 in “Journal of The American Academy of Dermatology” People with telogen effluvium and scalp discomfort might have low vitamin B12 and could benefit from B12 supplements.
8 citations
,
January 1986 in “Journal of hepatology” Men with liver cancer have higher levels of a specific testosterone byproduct in their liver and blood, despite overall lower male hormone levels.