37 citations
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March 2014 in “Journal of Trace Elements in Medicine and Biology” This study reported that Turkish males with male pattern androgenetic alopecia had significantly lower zinc and copper levels in their hair compared to healthy controls, suggesting these imbalances may play a role in the condition's etiology.
16 citations
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February 1986 in “Clinica Chimica Acta” Zinc deficiency is linked to respiratory infections in children.
25 citations
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June 1998 in “Biological Trace Element Research” This study found that young healthy women with a family history of noninsulin-dependent diabetes mellitus exhibited higher zinc and lower copper concentrations in hair compared to those without such a family history, suggesting a possible Cu-Zn antagonism.
114 citations
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October 2009 in “Gastroenterology” This review discusses zinc's role as an essential trace element in human nutrition, particularly its importance in total parenteral nutrition, and reports no new clinical results.
April 2018 in “Assiut Veterinary Medical Journal/Maǧallaẗ Asyūṭ al-ṭibiyyaẗ al-baytariyyaẗ” This study found that fecal zinc concentration can serve as a biomarker for early diagnosis of zinc deficiency in lambs, complementing serum zinc evaluations.
18 citations
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June 2016 in “Clinical and Experimental Dermatology” This case study reports that an infant with maple syrup urine disease developed acrodermatitis dysmetabolica due to low isoleucine levels, and increasing the isoleucine dose improved the condition.
January 2024 in “JAAD case reports” This study discusses zinc's vital role in skin cell growth and how its deficiency can lead to acrodermatitis enteropathica, marked by symptoms like alopecia and dermatitis. It notes that similar symptoms appear in people with certain metabolic conditions, referred to as acrodermatitis dysmetabolica.
51 citations
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March 1986 in “Acta Dermato Venereologica” This study found no differences in trace element concentrations between Finnish alopecia patients and the normal population, but noted significant serum copper variation among different alopecia subtypes.
18 citations
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January 1977 in “Annals of Nutrition and Metabolism” This article reviews inherited mineral and trace element disturbances and reports no clinical results; it highlights conditions like hypomagnesaemia and acrodermatitis enteropathica linked to impaired nutrient absorption.
43 citations
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April 2005 in “The Journal of Dermatology” This case report describes a 5-month-old Japanese infant with biotin deficiency, where daily oral biotin supplementation led to significant improvements in skin conditions and hair growth.
3 citations
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July 2004 in “SKINmed/Skinmed” This case study describes a 4-year-old girl's diagnosis of erythrokeratodermia variabilis despite various ineffective treatments, highlighting a rare skin condition with persistent symptoms.
65 citations
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January 2009 in “Annals of Dermatology” In this study, oral zinc supplementation for twelve weeks increased serum zinc levels in alopecia areata patients with low zinc, showing positive hair regrowth in 66.7% of participants, though this was not statistically significant.
5 citations
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May 2020 in “Diagnostics” This study involving male patients with androgenic alopecia found that a higher baseline zinc plasma level, specifically above 10 µmol/L, may predict the success of treatment with 5% topical minoxidil, correlating with increased hair density and diameter in the parietal area.
July 2022 in “Al-Mağallaẗ al-ʻirāqiyyaẗ li-l-ṣaydalaẗ” In this study, patients with alopecia areata had significantly lower serum zinc levels compared to healthy controls, with an inverse relationship between zinc levels and disease severity.
September 2018 in “International Journal of Dermatology” This study found that Iranian patients with alopecia areata had significantly lower zinc and vitamin D levels than healthy controls, indicating these nutrients' potential role in disease management.
January 2024 in “Biological trace element research” In this study, isotretinoin treatment for acne vulgaris was associated with changes in plasma phosphorus, potassium, magnesium, and zinc levels, potentially affecting kidney function and contributing to side effects like fatigue and dry skin.
1 citations
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November 2011 in “Dermatologica Sinica” This study found a significant decline in serum zinc levels among women of African descent using hair relaxers and experiencing alopecia, with age at first exposure potentially influencing alopecia development.
January 2020 in “Journal of Clinical Biochemistry and Nutrition” This study observed that lower serum zinc levels in patients with chronic liver disease were linked to a higher prevalence of symptoms like dermatitis, taste disorder, and alopecia, suggesting these symptoms may be associated with zinc deficiency.
2 citations
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December 2015 in “Journal of dermatology research and therapy” This study compared serum zinc, vitamin B12, folic acid levels, iron metabolism, and thyroid function between chronic telogen effluvium patients and healthy controls, but it reports no specific clinical results.
15 citations
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January 2018 in “Indian Journal of Dermatology” This study reported that women with female androgenetic alopecia had significantly lower zinc levels in both serum and hair, and lower hair iron levels, compared to healthy controls.
9 citations
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January 2013 This study found that serum levels of zinc, copper, and selenium were significantly lower in patients with alopecia areata compared to healthy controls, regardless of the number of hair loss patches.
January 2016 in “American Journal of Clinical and Experimental Medicine” This study found that men with androgenic alopecia had significantly lower hair zinc levels compared to controls, but no significant difference in blood zinc levels was observed.
November 2025 in “Biological Trace Element Research” This pilot study found no significant relationship between blood and hair mineral concentrations in generally healthy adults, though hair analysis may have potential for assessing long-term mineral trends.
13 citations
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January 2015 in “International Journal of Trichology” This study found that cadmium levels were significantly higher in women with chronic telogen effluvium compared to healthy controls, suggesting cadmium toxicity might contribute to this hair shedding condition.
January 2019 in “Türkiye klinikleri dermatoloji dergisi” This study investigated the role of serum iron, ferritin, zinc, and folic acid levels in women with diffuse hair loss but reports no findings.
August 2024 in “Journal of Cosmetic Dermatology” This study investigates differences in nutritional status, vitamin, and mineral levels between individuals with telogen effluvium and a control group, aiming to understand the nutritional factors involved in this condition.
18 citations
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January 1987 in “PubMed” This study found that plasma zinc concentrations were significantly lower in patients with alcoholic cirrhosis, especially those with skin manifestations of zinc deficiency, compared to control subjects.
This study found a correlation between zinc levels in hair and serum, and alkaline phosphatase activity in acne phlegmonosa and alopecia areata patients.
26 citations
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May 1984 in “Journal of Parenteral and Enteral Nutrition” In this study, a 54-year-old woman with short bowel syndrome developed biotin deficiency and associated symptoms while on home parenteral nutrition lacking biotin, which improved significantly after supplementation.
October 2023 in “Acta dermato-venereologica (Print)” This study found that patients with severe alopecia areata had significantly lower serum zinc levels compared to healthy controls, and a negative correlation between zinc levels and disease severity was observed, suggesting that zinc assessment and supplementation trials may be warranted in this population.