September 2020 in “Benha Veterinary Medical Journal” Sheep with skin diseases often have lower levels of certain trace elements and vitamin A, and higher oxidative stress and immunoglobulin E levels.
3 citations
,
April 2023 in “Journal of Veterinary Internal Medicine” Dogs with epilepsy have different hair mineral levels than healthy dogs, possibly due to epilepsy or its treatment.
1 citations
,
November 2023 in “Frontiers in veterinary science” Goat hair shows changes in metal levels and stress when goats move from indoors to mountain pastures.
November 2023 in “Journal of plant nutrition and soil science” Boron deficiency in maize affects leaf boron levels and nutrient uptake differently depending on root hair presence and soil type.
January 2022 in “Bio web of conferences/BIO web of conferences” The conclusion is that normal trace element levels in newborn calves' hair are between the 25th and 75th percentiles, and levels outside this may indicate diselementosis.
11 citations
,
September 1999 in “Biological Trace Element Research” Mineral deficiencies in pregnant women can be improved with proper supplementation.
10 citations
,
August 2021 in “Journal of Cosmetic Dermatology” Most patients with telogen effluvium had low iron and vitamin D levels; iron supplements were commonly prescribed.
1 citations
,
January 2001 Cancer patients have lower immunity and higher virus and zinc levels in their hair.
November 2023 in “Biology” Lower hair copper and copper-to-zinc ratio are linked to more severe coronary artery disease.
September 2021 in “Journal of the Egyptian Women's Dermatologic Society (Print)” The study concluded that low iron and vitamin D levels in women might play a role in chronic hair loss, despite no significant difference between those with and without hair loss.
March 2026 in “Skin Appendage Disorders” Telogen effluvium is linked to low ferritin and vitamin D levels.
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.
1 citations
,
May 2019 in “Annals of Medicine” Many food supplements in Portugal have mineral doses above safe levels, posing health risks.
16 citations
,
April 2012 in “Journal of mammalogy” Young female Australian fur seals are losing hair due to low tyrosine and zinc levels and high pollution exposure.
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.
246 citations
,
April 1976 in “Annals of Surgery” Zinc is crucial in nutrition, and its deficiency can cause health issues like diarrhea and hair loss, which improve with zinc therapy.
January 1992 in “Journal of Oriental Neuropsychiatry” People with schizophrenia have lower zinc, copper, and chromium in their hair.
1 citations
,
June 2013 in “Semina Ciências Agrárias” High iron, zinc, and manganese levels in soil hinder copper absorption in cattle, causing deficiency.
Male marathon runners in their 40s and 50s had more hair loss and higher heavy metal levels.
March 1996 in “Proceedings of the British Society of Animal Science” Increasing dietary zinc improves dogs' hair growth and coat condition.
70 citations
,
March 1980 in “Journal of Nutrition” Zinc deficiency in monkeys causes skin issues and reproductive problems, but supplementation reverses these effects.
32 citations
,
April 2001 in “Experimental Eye Research” Zinc is essential for healthy optic nerves, and its deficiency can damage them.
19 citations
,
March 2021 in “Obesity surgery” Many people experience hair loss after weight loss surgery, especially younger women, and it's linked to lower levels of zinc, folic acid, and ferritin.
13 citations
,
July 2018 in “Obesity surgery” Over half of patients had hair loss after weight-loss surgery, especially women, linked to low zinc and vitamin B12 levels.
12 citations
,
September 1981 in “Acta Dermato Venereologica” Zinc supplements improved the girl's hair growth and thickness.
11 citations
,
March 2023 in “Frontiers in Nutrition” Hair analysis can detect small changes in dietary zinc intake.
4 citations
,
January 2013 in “PubMed” Testosterone and finasteride raise insulin and zinc, lower chromium in male rats.
1 citations
,
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.
1 citations
,
January 2019 in “Jordan Medical Journal” Zinc deficiency in children can cause skin issues and is often overlooked.
October 2025 in “Indian Journal of Paediatric Dermatology” Zinc treatment improved skin and hair issues in a boy with a zinc-related condition.