Vitamin D Concentrations Are Decreased in Patients with Alopecia Areata January 2012 in “ Vitamins & Trace Elements ” Nigar Yılmaz, Gamze Serarslan, Cumaali Gokce We don't know much about this study yet. We're maintaining the world's largest resposity of hair loss research. You can help out the community by sending a PDF of this study here . Not sure how to get a study's PDF? You can email the authors of the study. View this study on doi.org →
research Profile of 513 Patients With Alopecia Areata: Associations of Disease Subtypes With Atopy, Autoimmune Disease, and Positive Family History January 2007 in “Yearbook of Dermatology and Dermatologic Surgery” Certain types of alopecia areata are linked to allergies, autoimmune diseases, and family history.
research Twenty Nail Dystrophy with Alopecia Areata in an Atopic Child April 2019 in “International journal of research in dermatology” A child with rough nails also had hair loss and allergies.