March 1996 in “Proceedings of the British Society of Animal Science” Increasing dietary zinc improves dogs' hair growth and coat condition.
January 2018 in “Journal of Clinical Dermatology” Women with Telogen Effluvium have lower levels of Zinc and Iron in their hair.
research Iron
January 2014 in “Reactions Weekly” A woman had nausea and constipation from iron pills taken for hair loss due to low iron.
1 citations
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November 2015 in “International Educational Scientific Research Journal” Many in Karachi have zinc deficiency symptoms but lack awareness of zinc's importance.
1 citations
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August 2011 in “DOAJ (DOAJ: Directory of Open Access Journals)” Higher zinc and iron intake leads to less hair loss after bariatric surgery.
April 2016 in “Journal of The American Academy of Dermatology” A vitamin and mineral supplement significantly reduced hair shedding in Brazilian women with telogen effluvium.
19 citations
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January 1974 in “Laboratory animals” Zinc deficiency in female rabbits causes poor health and reproductive issues.
1 citations
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January 2023 in “Przegla̧d dermatologiczny” Zinc may be linked to vitiligo development and severity, but its role is not fully understood and zinc supplementation benefits are unclear.
3 citations
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February 2005 in “Journal of Quantitative Spectroscopy & Radiative Transfer/Journal of quantitative spectroscopy & radiative transfer” Iron and zinc levels in hair are not linked to hair loss from chemotherapy.
May 2026 in “Scientific and Technical Bulletin оf State Scientific Research Control Institute of Veterinary Medical Products and Fodder Additives аnd Institute of Animal Biology” Zinc carbonate nanoparticles are not irritating or absorbed by the skin.
6 citations
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April 2019 in “Nutrients” Biotin is important for keeping zinc levels balanced in the skin and its lack can cause hair loss.
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.
Copper deficiency lowers blood and liver copper levels in rats, but not in hair or bones.
22 citations
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August 2012 in “PubMed” Adequate zinc and iron intake may reduce hair loss after bariatric surgery.
10 citations
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January 2016 in “Global Dermatology” Zinc helps manage skin disorders and deficiencies can worsen some conditions.
53 citations
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October 1978 in “Archives of dermatology” Zinc supplements can resolve skin issues caused by zinc deficiency.
11 citations
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April 2022 in “Journal of Dermatological Treatment” Zinc can help treat skin conditions and hair loss, especially if there's a zinc deficiency.
6 citations
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February 1998 in “PubMed” MPA patients have lower zinc and manganese, higher copper, and similar iron levels in hair compared to healthy men.
52 citations
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July 2015 in “International Journal of Dermatology” Patients with alopecia areata have lower zinc levels, and zinc supplements might help.
26 citations
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February 1978 in “Journal of Pediatric Surgery” Long-term TPN in children can cause zinc deficiency, leading to health issues.
73 citations
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January 2013 in “Annals of Dermatology” People with hair loss, especially those with certain types, have lower zinc levels, and zinc supplements might help.
1 citations
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January 2023 in “International journal of urology” Low zinc levels are linked to low testosterone but not to sexual problems.
May 2025 in “International Journal of Trichology” The supplement improved hair health and reduced shedding in people with telogen effluvium.
March 1996 in “Proceedings of the British Society of Animal Science” Increasing dietary zinc improves dog coat quality.
January 2006 in “Trace Elements Science” Zinc deficiency increases stomach cancer risk and causes health issues in rats.
August 2023 in “Natural Resources for Human Health” Vegetarians should take B vitamin supplements to avoid health issues.
8 citations
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November 1997 in “Veterinary Research Communications”
30 citations
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June 2006 in “British journal of dermatology/British journal of dermatology, Supplement” Oral zinc sulphate reduces dark hair color in mice.
September 2018 in “International Journal of Dermatology” People with alopecia areata often have lower levels of zinc and vitamin D.
45 citations
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December 1994 in “Journal of Nutrition” The type of zinc in a dog's diet affects hair growth and health.