15 citations
,
July 2012 in “Biological trace element research” Higher hair calcium to magnesium ratios and lower chromium levels in hair may indicate insulin resistance in Korean men.
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.
4 citations
,
June 1980 in “American Journal of Clinical Nutrition” Malnutrition can change hair color due to altered copper and zinc levels.
52 citations
,
December 1984 in “Journal of the American Geriatrics Society” Mineral levels in hair and serum don't help diagnose Alzheimer's.
Copper deficiency lowers blood and liver copper levels in rats, but not in hair or bones.