April 2023 in “Clinical Chemistry and Laboratory Medicine” The document concludes that inflammation markers can be used in diabetes, vitamin D3 affects immune pathways, hyperthyroidism changes hormone levels, androgen levels help diagnose Adrenocortical Carcinoma, erectile dysfunction is linked to diabetes, hypogonadism is common in HIV-infected males, and hormones can be biomarkers for various conditions.
May 1988 in “Journal of Forensic Sciences” A new method accurately determines hair blood type and can be used on dust samples.
5 citations
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July 2014 in “Journal of X-Ray Science and Technology” Hair analysis can help diagnose cell ion channel activity and calcium deficiency.
January 2001 in “대한피부과학회지” Hormone levels in women with androgenetic alopecia are similar to those without the condition.
September 2021 in “Research Square (Research Square)” Certain hormone levels can help diagnose P450 oxidoreductase deficiency.
May 2024 in “World Journal Of Advanced Research and Reviews” Low iron levels are strongly linked to chronic hair loss in women.
8 citations
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February 2007 in “Journal of The American Academy of Dermatology” Higher serum ferritin levels than currently used might be needed to rule out iron deficiency in women with hair loss.
8 citations
,
October 2010 in “Scandinavian Journal of Clinical & Laboratory Investigation” Normal-range ALT levels can indicate metabolic and hormonal imbalances in young women.
186 citations
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February 1980 in “Clinical Endocrinology” During puberty, hormone levels rise, with early increases in some steroids and most menstrual cycles becoming regular by six years after menarche.
May 2026 in “Comprehensive Psychoneuroendocrinology” Hair analysis can effectively assess long-term hormone activity in young children.
6 citations
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January 2020 in “Postepy Dermatologii I Alergologii” Check and treat low iron and vitamin D levels in people with hair loss.
June 2014 in “Toxicologie analytique et clinique/Annales de toxicologie analytique” Older age increases positive hair alcohol test results, and chest hair is a good alternative for testing; season affects results, with higher levels in winter.
5 citations
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March 2009 in “Skin Pharmacology and Physiology” DNA flow cytometry effectively evaluates how different conditions affect hair growth cell activity.
June 2025 in “JCEM Case Reports” False high testosterone levels were corrected using a more accurate test.
10 citations
,
November 2019 in “Neuroendocrinology” Measuring 17-hydroxyprogesterone in hair can help monitor androgen levels in people with congenital adrenal hyperplasia.
3 citations
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June 2019 in “Journal of Bangladesh Society of Physiologist” People with hair loss often have lower levels of zinc and copper in their blood.
12 citations
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December 2020 in “Comprehensive psychoneuroendocrinology” Hormone levels in hair change during pregnancy, with progesterone increasing significantly compared to non-pregnant women.
January 2021 in “Biomedical Research-tokyo” Reticulocyte hemoglobin content is the best indicator of iron deficiency causing hair loss in women.
January 2019 in “Kocaeli tıp dergisi” People with chronic hair loss may have a higher chance of Vitamin B12 deficiency.
34 citations
,
March 2003 in “Veterinary Dermatology” Most dogs with alopecia had higher than normal levels of certain hormones, but hair loss might not always be linked to these hormone changes.
21 citations
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September 2021 in “Fertility and Sterility” A blood test level of 3.2 ng/mL of Antimüllerian hormone is good for identifying polycystic ovarian morphology in European women aged 25–45.
May 2022 in “Clinical Epigenetics” A mother's iron levels early in pregnancy can influence the DNA makeup of her child, potentially affecting the child's health.
January 2016 in “Journal of animal research” Hair can help assess Copper and Zinc levels in dogs.
93 citations
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January 2009 in “PubMed” Low iron levels are linked to hair loss in women.
10 citations
,
August 2023 in “Clinical Nutrition” Certain elements in maternal hair are linked to higher gestational diabetes risk and lower infant mental development.
52 citations
,
June 2013 in “The Journal of Clinical Endocrinology and Metabolism” The research found that anovulatory young women have higher androgen and hormone levels than those who ovulate, suggesting immature hormonal regulation rather than a specific condition.
2 citations
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August 2020 in “Dermatologic Therapy” Low ferritin and zinc levels, as well as anemia, are linked to more severe hair loss in Egyptian children with chronic hair shedding.
January 2018 in “Journal of Clinical Dermatology” Women with Telogen Effluvium have lower levels of Zinc and Iron in their hair.
2 citations
,
July 2022 in “Dermatology practical & conceptual” Iron deficiency anemia may contribute to hair loss in women with Telogen effluvium.
1 citations
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January 1985 in “IRIS UNIMORE (University of Modena and Reggio Emilia)”