October 2023 in “Journal of health sciences and medicine :” This study aimed to characterize the dermatological findings in patients with end-stage renal disease undergoing maintenance hemodialysis and explore their relationship with demographic and clinical features, although specific results are not reported in the abstract.
November 2019 in “BMC veterinary research” This study concluded that moderate to severe alopecia in Belgian Blue crossbred calves was due to malabsorption of dietary fat caused by a mixing error of milk replacer.
May 2021 in “Journal of the Endocrine Society” This case report describes the rare association of an ovarian Leydig cell tumor and primary hyperparathyroidism in a postmenopausal woman, highlighting the importance of considering rare causes in patients with virilizing symptoms.
July 2014 in “Zenodo (CERN European Organization for Nuclear Research)” This study observed that low levels of calcium and magnesium in blood serum were associated with health issues like hair loss and anxiety among participants from urban and rural Pakistan.
1 citations
,
January 2013 in “International Journal of Physical and Social Sciences” This study found a negative correlation between lead and calcium levels in the scalp hair and finger nails of exposed and unexposed males, with variations suggesting these tissues can reflect metabolic changes over time.
The authors of this study concluded that higher calcium levels in hair may indicate early metabolic changes leading to osteopenia or osteoporosis in menopausal women, even before detectable by standard DEXA imaging.
January 1988 in “Nosotchu” This study observed a significant correlation between brain blood flow and hair magnesium and calcium levels in healthy elderly individuals, but no association between hair minerals and intelligence levels.
317 citations
,
August 1997 in “The Plant Journal” This study observed that while calcium influx does not initiate root hairs in Arabidopsis thaliana, it may be crucial for sustaining their elongation through elevated calcium levels at the root hair tip.
July 1996 in “Clinical and Experimental Dermatology” This study found that a single topical application of calcipotriol ointment did not affect systemic calcium levels in patients with chronic plaque psoriasis.
21 citations
,
April 2009 in “Trace Elements and Electrolytes” This study found that autistic children had significantly lower iron levels and higher selenium levels in their hair compared to healthy peers, with variations observed between autistic boys and girls.
1 citations
,
November 2022 in “Molecules/Molecules online/Molecules annual” In this study, the researchers found that over half of the tested calcium food supplements had calcium levels exceeding the amounts declared by their manufacturers, indicating a need for better quality control.
January 2004 in “Weiliang yuansu yu jiankang yanjiu” This study found that copper levels varied significantly by gender, while young infants had higher levels of copper, zinc, calcium, magnesium, and iron compared to older age groups.
1 citations
,
January 2017 in “Annals of dermatology/Annals of Dermatology” Mineral levels in hair don't significantly affect the severity of atopic dermatitis in children.
5 citations
,
January 1976 in “Acta Dermato Venereologica” This study found that sodium and potassium hair levels may serve as sex-specific indicators, with slight differences in copper and iron content between males and females, particularly during the female reproductive period.
2 citations
,
January 1976 in “Munich Personal RePEc Archive (Ludwig Maximilian University of Munich)” This study found that sodium and potassium levels in scalp hair might be sex-specific indicators, while females had slightly higher copper and iron levels, particularly during the reproductive period.
April 2025 in “Journal of Investigative Dermatology” This study found that elevated luteinizing hormone levels were significantly associated with female pattern hair loss, and implicated LH/LHR signaling in the aging and damage of hair follicles.
16 citations
,
January 2018 in “International journal of trichology” This study observed that individuals with premature hair graying had lower levels of certain serum nutrients and lifestyle factors like stress and smoking may contribute; hair oiling appeared protective.
7 citations
,
January 2018 in “PubMed” In this study, reduced serum levels of iron, copper, and calcium were associated with premature graying of hair, suggesting that supplementation might help, but more research is needed to fully understand the relationship.
October 2025 in “Diseases” This study reports that women with hair loss had significantly lower levels of several biomarkers, including hemoglobin, iron, copper, selenium, vitamin D, vitamin B12, folate, and thyroid hormones, compared to healthy controls.
November 2025 in “International Journal of Surgery” This study identified changes in serum albumin and calcium levels one month after laparoscopic sleeve gastrectomy as independent factors linked to hair loss in patients with obesity, highlighting the importance of monitoring these nutritional indicators to reduce postoperative alopecia risk.
21 citations
,
January 1997 in “Nephron” In this study, two dialysis patients with high plasma silicon levels exhibited symptoms like painful skin eruptions and unusual hair growth, suggesting silicon may influence calcium metabolism similarly to aluminum.
11 citations
,
September 1999 in “Biological Trace Element Research” This study concluded that mineral element deficiencies in pregnant women may be alleviated with targeted nutrient supplementation, although mutual resistance and promotional effects among the supplements were observed.
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.
4 citations
,
February 2019 in “Revista da Associação Médica Brasileira” This study found that FOLFOX6 chemotherapy significantly decreased serum VEGF and CRP levels in advanced colorectal cancer patients, improved their quality of life as measured by KPS scores, and demonstrated a high overall therapeutic efficacy of 82.72% with manageable side effects.
March 2025 in “American journal of biochemistry & biotechnology/American journal of biochemistry and biotechnology” This study observed that individuals with hair loss had significantly higher levels of serum galanin, troponin, prolactin, and FSH, and lower levels of TSH, zinc, magnesium, copper, iron, and calcium compared to healthy controls, suggesting a potential role of these biomarkers in hair loss.
25 citations
,
June 2017 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” This study found that humanized mouse models expressing mutated or reduced levels of the vitamin D receptor were able to maintain normal mineral homeostasis and prevent typical symptoms of vitamin D resistance.
6 citations
,
June 2016 in “Journal of receptor and signal transduction research” This study found that minoxidil increases cytosolic-free Ca2+ levels and induces cytotoxicity in PC3 human prostate cancer cells, with the cytotoxicity occurring in a Ca2+-independent manner.
September 2025 in “Pakistan Journal of Science” This study observed that individuals with type 1 diabetes mellitus have notably lower levels of essential and trace elements like Calcium, Potassium, and Zinc in biological samples compared to non-diabetic controls.
15 citations
,
January 1971 in “Journal of animal science/Journal of animal science ... and ASAS reference compendium” This study indicates that hair analyses for calcium and phosphorus are unlikely to be useful for assessing the nutritional status of horses, suggesting soil and feed analyses as more effective alternatives.
17 citations
,
January 2013 in “International Journal of Cosmetic Science” This study found that individuals who perceive their hair health as poor tend to have higher levels of metals on their hair, emphasizing the impact of environmental metal exposure.