July 2024 in “International Journal of Dermatology Venereology and Leprosy Sciences” This study discusses that many patients experience temporary hair loss after bariatric surgery, potentially due to rapid weight loss, surgery stress, and nutritional deficiencies, including shortages of iron, zinc, and other nutrients crucial for hair health.
March 2024 in “Portuguese Journal of Dermatology and Venereology” This study found that individuals with hair loss, particularly females, had significantly lower levels of serum ferritin, vitamin D, and vitamin B12 compared to controls, suggesting these deficiencies, especially vitamin D, may play a role in hair loss such as telogen effluvium.
February 2024 in “Pediatrics in review” This study details a 15-year-old girl with secondary amenorrhea and other symptoms who was found to have a pituitary mass causing multiple hormonal deficiencies, diagnosed as lymphocytic hypophysitis.
January 2024 in “Wiadomości Lekarskie” In this study, researchers analyzed the clinical phenotype and primary pathogenic links in patients who survive the acute phase of a critical illness and rely on prolonged intensive care, finding that these patients show persistent inflammation, nutritional deficiencies, and other chronic complications over time.
This study found that TLR2 and its ligand CEP are crucial for maintaining hair follicle health and stimulating hair growth, with deficiencies observed in aging and obesity potentially reducing regeneration.
August 2023 in “Tzu Chi Medical Journal” This study at a medical center in Eastern Taiwan found that female alopecia has diverse causes, including nutrient deficiencies, autoimmune diseases, psychological stress, thyroid conditions, and COVID-19 vaccination, with iron deficiency affecting 70.3% of cases.
In this study, researchers created a mouse model using CRISPR/Cas9 technology to investigate hypotrichosis simplex and woolly hair, finding that Krt71-knockout mice exhibited curly hair and developed complete hair shedding without immune deficiencies, mimicking conditions seen in humans and potentially aiding future hair disorder research.
March 2023 in “World Journal of Biology Pharmacy and Health Sciences” This study observed that patients with alopecia areata had significantly lower serum levels of zinc and ferritin compared to healthy controls, suggesting these deficiencies may contribute to the disease's severity.
August 2022 in “Journal of the American Academy of Dermatology” This review discusses the risk factors, clinical presentation, diagnosis, and management of dermatoses linked to B-complex vitamin deficiencies, including biotin, but does not address risks from over-supplementation.
April 2022 in “Health care of Tajikistan” This review discusses the etiology and pathogenesis of alopecia areata in children, highlighting the roles of heredity, immune factors, lipid peroxidation violations, microcirculation issues, and vitamin D deficiencies but reports no new clinical results.
July 2021 in “Rossiiskii Zhurnal Kozhnykh i Venericheskikh Boleznei” This review discusses the relationship between vitamin D and various skin diseases, highlighting the importance of evaluating vitamin D status and addressing deficiencies, and reports no new clinical results.
May 2021 in “Journal of Advances in Internal Medicine” This case report describes a 13-year-old with DSD raised as female, exhibiting hoarseness and clitoral enlargement, with hormonal assessments not indicating common related deficiencies.
February 2021 in “INTERNATIONAL JOURNAL OF SCIENTIFIC RESEARCH” This study found that women with telogen effluvium had significantly lower serum copper and zinc levels compared to controls, suggesting these deficiencies may be associated with the condition.
January 2021 in “Turkiye Klinikleri Journal of Dermatology” This study found that male patients with hair loss often had lower levels of vitamins D and B12, suggesting these deficiencies should be tested for in treatment evaluations.
January 2021 in “Agrobiological records” This review paper examined recent research on the biofortification of horticultural plants, such as fruits and vegetables, with selenium, highlighting their role in addressing selenium deficiencies and supporting various biological functions crucial to human health.
September 2020 in “Osmangazi tıp dergisi” This study found that vitamin D, vitamin B12, and iron deficiencies, along with thyroid dysfunction, may be associated with telogen effluvium.
September 2020 in “Benha Journal of Applied Sciences” This study found that patients with alopecia areata had lower serum zinc and biotin levels compared to healthy controls, suggesting these deficiencies may play a role in the condition's pathogenesis.
April 2020 in “Journal of the Endocrine Society” This case report describes a 34-year-old woman with pituitary stalk interruption syndrome, highlighting the need for long-term follow-up due to potential progression from isolated hormonal deficiencies to pan-hypopituitarism.
September 2018 in “Journal of the American Academy of Dermatology” Elderly patients with CCCA were all African American with low vitamin D, but no iron or zinc deficiencies, and no hormonal imbalances compared to younger patients.
December 2015 in “Basrah Journal of veterinary Research” In this study, researchers found that most buffaloes in Basrah, Iraq, suffered mineral deficiencies, especially in zinc, cobalt, copper, and sulfur, with outdoor grazing buffaloes displaying more severe deficiencies than those kept indoors.
January 2015 in “Rawal Medical Journal” This study found that the most common cause of diffuse hair loss in Jordanian females was telogen effluvium, often triggered by nutritional deficiencies and various forms of stress.
January 2014 in “Chinese Journal of Disaster Medicine” In this study, the nutritional intake of the China International Search and Rescue Team during the Pakistan floods was inadequate, with significant deficiencies in protein, energy, fats, and minerals like calcium and vitamins, leading to a high rate of malnutrition and health problems.
December 2022 in “Rossiiskii Zhurnal Kozhnykh i Venericheskikh Boleznei” In this study, researchers found that genetic and non-genetic factors, including deficiencies in micronutrients like zinc and vitamins, play varying roles in the development of androgenetic alopecia in men.
November 2022 in “Journal of the Endocrine Society” This study observed improvements in hair loss, acne, and BPH symptoms after addressing vitamin D and progesterone deficiencies in male patients, suggesting the potential benefits of this therapeutic approach.
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January 1992 in “International Journal of PIXE” This review discusses medical conditions and therapies related to various elements, such as zinc, copper, mercury, cadmium, lead, chromium, and arsenic, without reporting new experimental results; it highlights past findings on deficiencies, toxicities, and historical cases.
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January 2024 in “Pediatric Dermatology” In this case study, a 12-year-old boy with a restricted diet exhibited symptoms of scurvy, including leg weakness and bruising, which improved following treatment with vitamin C and B12 supplements, highlighting the impact of severe vitamin deficiencies on health.
June 2026 in “kerbala journal of pharmaceutical sciences” In this case-control study, individuals with alopecia areata showed significantly elevated levels of inflammatory markers IL-4, IFN-γ, and CRP, as well as reduced serum Folate and Ferritin, suggesting the condition's multifactorial pathophysiology involves immune activation, systemic inflammation, and micronutrient deficiencies.
June 2026 in “International Journal of Medical Science and Dental Health” In this study, researchers found that women with Type 2 Diabetes Mellitus and hair loss had significantly lower levels of ferritin, zinc, and vitamin D compared to men, and constructed a validated risk score to predict severe nutrient deficiencies in these patients.
July 2025 in “Nutrición clínica y dietética hospitalaria/Nutrición clínica, dietética hospitalaria” This study reviewed various supplements for treating androgenetic alopecia and found that Serenoa repens shows the strongest evidence for use as a single treatment, while ketoconazole may help as an adjunct. Other supplements like zinc, vitamin D, and biotina are not recommended unless deficiencies exist.
August 2024 in “Zenodo (CERN European Organization for Nuclear Research)” This study reported that individuals experiencing hair loss in Karbala, Iraq, showed significantly lower levels of vitamin D3, ferritin, and zinc than those with normal hair, suggesting a link between these deficiencies and hair loss risk.