September 2025 in “Journal of Dhaka Medical College” Lower vitamin D levels are linked to more severe alopecia areata.
January 2026 in “Dermatologic Therapy” Higher RBP4 levels are linked to severe alopecia areata, but genetic variant rs3758539 doesn't affect baricitinib response.
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November 2015 in “Annals of the New York Academy of Sciences” Changing the diet of mice lacking the enzyme CBS can affect symptoms related to the genetic condition.
August 2024 in “American Journal of Medical Genetics Part A” Variants in the CCDC47 gene are linked to trichohepatoneurodevelopmental syndrome.
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September 2015 in “International Journal of Molecular Sciences” A specific gene variant causes severe skin issues and increases infection risk, requiring careful medical monitoring.
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June 1983 in “Journal of Neurochemistry” Copper therapy improved health and enzyme activity in mice with copper deficiency.
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January 1977 in “Annals of Nutrition and Metabolism” Genetic disorders can disrupt mineral and trace element metabolism, affecting health.
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March 1999 in “Der Hautarzt” Type 2 5α-reductase plays a key role in hair loss.
November 2022 in “Journal of Investigative Dermatology” Mitochondrial stress can lead to atopic dermatitis.
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February 2009 in “Annals of the New York Academy of Sciences” 5α‐reductase isozymes are crucial for prostate development and health, and targeting them can help prevent and treat prostate issues.
June 2024 in “Journal of Psychiatry Spectrum” Iron deficiency can cause psychiatric symptoms that improve with proper treatment.
May 2026 in “ACS Catalysis” Efficient enzyme function relies on specific residue interactions and structural coordination.
April 2015 in “Archives of disease in childhood” A chubby child can still be malnourished.
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September 2016 in “Actas Dermo-Sifiliográficas” 5-alpha reductase inhibitors may cause sexual side effects, breast complications, and other health risks in men with hair loss.
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December 1987 in “Archives of Dermatology” Two genetic disorders affect biotin metabolism, causing severe skin, hair, and metabolic issues.
January 2019 in “Egyptian Journal of Dermatology and Venereology /Egyptian Journal of Dermatology and Venerology” Low vitamin D levels might indicate more severe hair loss in alopecia areata patients.
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March 2008 in “Neuropsychopharmacology” 48 citations
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April 2018 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” People with alopecia areata often have lower vitamin D levels and are more likely to be deficient in it.
June 2026 in “The Journal of Steroid Biochemistry and Molecular Biology” 18 citations
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October 2022 in “JCI Insight” Abnormal amino acid metabolism may worsen rosacea symptoms.
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July 1996 in “Acta Paediatrica” Biotin should be added to Japanese amino acid formula to prevent deficiency.
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August 2014 in “The journal of allergy and clinical immunology/Journal of allergy and clinical immunology/The journal of allergy and clinical immunology” A deficiency in the TTC7A gene causes immune problems, gut issues, and hair loss.
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August 2005 in “Clinical Infectious Diseases” The man's symptoms improved after treating his scurvy with high-dose vitamin C.
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January 2022 in “BMC Biology” Environmental factors affect reproductive traits by altering the SRD5A1 gene.
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March 2014 in “British journal of dermatology/British journal of dermatology, Supplement” Alopecia areata patients often have low vitamin D levels, suggesting they might benefit from vitamin D supplements.
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July 2021 in “Bioscience Reports” Activating Tgr5 may help treat hair loss and bone loss.
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August 1999 in “European journal of endocrinology” The study concluded that testing hormone levels after stimulation is not reliable for identifying carriers of 21-hydroxylase deficiency; genetic testing is necessary.
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March 1990 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride may treat baldness but less effective for those with 5α-reductase deficiency.
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October 2013 in “Our Dermatology Online” 5α reductase type 2 enzyme mutation and oxidative stress may increase androgenetic alopecia risk in Egyptians.
November 2025 in “Journal of Investigative Dermatology” Alopecia Areata may involve reduced antioxidant defenses in hair follicles, affecting stem cell function.