52 citations
,
December 1984 in “Journal of the American Geriatrics Society” Mineral levels in hair and serum don't help diagnose Alzheimer's.
26 citations
,
October 2011 in “Biological trace element research” Low copper levels might cause premature graying of hair.
22 citations
,
November 2010 in “Toxicological & Environmental Chemistry Reviews” Smokers and people with dyed hair have higher levels of certain metals in their hair.
19 citations
,
January 2003 in “Polish Journal of Environmental Studies” Higher lead levels were found in mothers of children with malformations.
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.
6 citations
,
February 1998 in “PubMed” MPA patients have lower zinc and manganese, higher copper, and similar iron levels in hair compared to healthy men.
4 citations
,
June 1980 in “American Journal of Clinical Nutrition” Malnutrition can change hair color due to altered copper and zinc levels.
3 citations
,
February 2016 in “Majallah-i dānishgāh-i ̒ulūm-i pizishkī-i Māzandarān/Journal of Mazandaran University of Medical Sciences” Some Kohl products in Iran have concerning heavy metal levels, needing stricter regulation.
1 citations
,
February 2022 in “Open Access Macedonian Journal of Medical Sciences” Low zinc levels might contribute to early hair graying.
January 2026 in “International Journal of Pharmaceutical Quality Assurance” Alopecia Areata patients have low zinc and high copper levels.
January 2025 in “Open Veterinary Journal” Zinc, copper, and vitamin A deficiencies cause skin disorders in sheep.
August 2024 in “Journal of Cosmetic Dermatology” Telogen effluvium is linked to deficiencies in iron, vitamin B12, and thyroid function.
March 2024 in “International journal of molecular sciences” Zinc, copper, and iron are important for skin health and may help diagnose skin diseases.
January 1992 in “Journal of Oriental Neuropsychiatry” People with schizophrenia have lower zinc, copper, and chromium in their hair.
March 1963 in “Sangyo Igaku” Women generally have higher levels of iron, copper, and zinc in their hair than men, with differences increasing with age.
2 citations
,
January 2011 in “프로그램북(구 초록집)” January 2026 in “Journal of Trace Elements in Medicine and Biology” Dogs have more iron and copper in their hair than cats, and outdoor animals have higher iron levels.
June 2018 in “Korean Journal of Family Practice” 29 citations
,
January 2002 in “Biological Trace Element Research” 21 citations
,
April 2009 in “Trace Elements and Electrolytes” Autistic children have lower iron and higher selenium in their hair.
10 citations
,
May 1986 in “Experientia” Too much zinc in the diet can cause hair loss and color change in young mice by reducing copper in the body.
114 citations
,
October 2009 in “Gastroenterology” Zinc is crucial for nutrition, especially in patients with specific health conditions, and requires careful supplementation and monitoring.
73 citations
,
May 1976 in “JAMA” Long-term parenteral nutrition without zinc can cause severe zinc deficiency.
50 citations
,
November 1984 in “Journal of Heredity” Lethal-milk mice produce zinc-deficient milk, causing health issues in pups unless supplemented with zinc.
Zinc levels and lymphocyte counts might be important in heart disease development.
January 2011 in “Nuclear Techniques” Lead levels in hair increased due to environmental exposure, while iron, copper, and zinc levels stayed stable.
19 citations
,
July 2004 in “Journal of Medical Primatology” Infant baboons suffered from zinc poisoning due to poor cage conditions.