13 citations
,
March 1962 in “Nature” Carcinoma patients may have lower zinc levels in their hair.
Zinc levels in hair and blood are linked to enzyme activity in people with certain skin conditions.
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.
January 1992 in “Journal of Oriental Neuropsychiatry” People with schizophrenia have lower zinc, copper, and chromium in their hair.
January 2024 in “Australasian journal of dermatology (Print)” A boy's hair turned red because of genetic mutations, not lack of zinc.
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.
April 2023 in “Acta Poloniae Pharmaceutica” Herbal extract shampoo increased certain minerals in hair and improved hair growth and scalp health.
29 citations
,
January 2002 in “Biological Trace Element Research” 40 citations
,
January 1973 in “Journal of Dairy Science” Zinc deficiency in male goats leads to poor hair growth, smaller testicles, reduced libido, and is hard to reverse.
2 citations
,
January 1986 in “PubMed” PIXE is an effective method to analyze hair's elemental composition.
January 1997 in “Journal of agricultural medicine and community health” Lower zinc and copper and higher cadmium in hair may be linked to non-insulin dependent diabetes.
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.
28 citations
,
September 1986 in “Pediatric dermatology” Zinc therapy improved hair health in a girl with acrodermatitis enteropathica.
3 citations
,
November 2020 in “Biological Trace Element Research” Men with hair loss may lack zinc, copper, and vitamin D; supplements could help.
Male marathon runners in their 40s and 50s had more hair loss and higher heavy metal levels.
February 2025 in “Animals” Hair mineral content can non-invasively monitor yak health and nutrition.
4 citations
,
January 2010 in “Korean Journal of Family Medicine” Breast cancer patients have lower hair zinc levels, which strongly decrease as BMI increases.
March 1996 in “Proceedings of the British Society of Animal Science” Increasing dietary zinc improves dog coat quality.
March 1996 in “Proceedings of the British Society of Animal Science” Increasing dietary zinc improves dogs' hair growth and coat condition.
11 citations
,
March 2023 in “Frontiers in Nutrition” Hair analysis can detect small changes in dietary zinc intake.
8 citations
,
August 1969 in “Journal of Nutrition” High protein diets improve wound healing and hair growth in calves, regardless of energy intake.
January 1994 in “中医杂志:英文版” Hair trace element levels can guide new treatments for aplastic anemia.
2 citations
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May 1981 in “Journal of Animal Science” Hair mineral analysis is not very useful for assessing overall mineral composition in animals.
January 2004 in “Weiliang yuansu yu jiankang yanjiu” Copper levels differ by gender, and young children have higher mineral levels.
21 citations
,
April 2009 in “Trace Elements and Electrolytes” Autistic children have lower iron and higher selenium in their hair.
101 citations
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November 2019 in “The Plant Cell” AtZP1 protein stops root hair growth in plants by blocking certain genes.
4 citations
,
January 2016 in “Dermatology online journal” Using bacitracin zinc and selenium sulfide one after the other can temporarily turn white hair yellow.
18 citations
,
December 2010 in “Journal of Trace Elements in Medicine and Biology” Women with AGA have more androstenedione and dihydrotestosterone, less copper and zinc; copper imbalance affects AGA; treatment improves hormones and minerals.
6 citations
,
April 1989 in “Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms” Sulphur in hair follicles increases from the bulb and then levels off, while other elements vary in distribution.