September 2018 in “International Journal of Dermatology” People with alopecia areata often have lower levels of zinc and vitamin D.
January 2006 in “Elsevier eBooks” Cats with Feline Symmetrical Alopecia can regrow hair with proper treatment based on the specific cause, including diet, medication, or stress management.
43 citations
,
November 2019 in “American Journal of Clinical Dermatology” FAGA diagnosis uses blood tests and trichoscopy, with treatments like topical minoxidil, oral anti-androgens, and hormone-modulating drugs.
37 citations
,
June 2018 in “Clinical and Experimental Medicine” People with alopecia areata often have lower vitamin D levels and more inflammation, suggesting vitamin D might be involved in the condition.
28 citations
,
March 1942 in “Journal of Endocrinology” Male rats grow hair faster than females, and certain hormones can slow or slightly increase hair growth, but not significantly beyond natural rates.
23 citations
,
January 2010 in “Journal of Medical Primatology” Hair loss in Rhesus macaques may be caused by a skin allergy-related condition.
7 citations
,
May 2016 in “SpringerPlus” Some breast cancer patients on hormone therapy experience hair loss, and treatments like certain topical inhibitors and supplements may help without harming their cancer prognosis.
5 citations
,
October 2013 in “Veterinary Clinics of North America: Equine Practice” Some horses lose hair without inflammation or itching due to various conditions, and while mainly a cosmetic issue, diagnosis requires examination and biopsies, and breeding is not advised if it's hereditary.
November 2025 in “Frontiers in Pharmacology” 64 drugs can cause hair loss, needing better monitoring and updated labels.
June 2025 in “Reports of Vinnytsia National Medical University” Men with alopecia areata tend to have larger limb and trunk circumferences than healthy men.
110 citations
,
August 2016 in “Drugs” Minoxidil is the only FDA-approved topical drug for treating male or female pattern hair loss, and other medications like finasteride and dutasteride can also increase hair growth.
63 citations
,
May 2017 in “American Journal of Clinical Dermatology” People with alopecia areata often have lower levels of vitamin D, zinc, and folate, but more research is needed to understand if supplements can help treat it.
9 citations
,
November 2003 in “Journal of Investigative Dermatology” Low serum ferritin levels are linked to hair loss in women.
November 2025 in “Turkish Journal of Dermatology” Both baricitinib and tofacitinib effectively reduce alopecia areata severity, with tofacitinib showing more improvement over longer use.
34 citations
,
March 2003 in “Veterinary Dermatology” Most dogs with alopecia had higher than normal levels of certain hormones, but hair loss might not always be linked to these hormone changes.
16 citations
,
August 1967 in “JAMA” Oral contraceptives may cause hair loss in women.
4 citations
,
October 1998 in “In Practice” The conclusion is to thoroughly test for causes of cat hair loss and treat accordingly, considering medication only after serious conditions are ruled out.
September 2016 in “Elsevier eBooks” Different types of hair loss in dogs and cats have various causes and treatments, with outcomes ranging from good to uncertain.
January 2011 in “Elsevier eBooks” Alopecia in animals can be hereditary, congenital, or acquired, with treatments and outcomes varying widely.
28 citations
,
May 2012 in “Veterinary Dermatology” Different types of dog hair loss are linked to problems starting the hair growth phase and early hair cycle ending.
July 2025 in “Current Treatment Options in Oncology” Scalp cooling helps prevent hair loss during chemotherapy, and minoxidil aids regrowth.
26 citations
,
August 2018 in “American Journal of Clinical Dermatology” Hair loss in cancer patients can be related to the cancer itself, treatment, or other conditions, and understanding it is important for diagnosis and patient care.
16 citations
,
April 2012 in “Journal of mammalogy” Young female Australian fur seals are losing hair due to low tyrosine and zinc levels and high pollution exposure.
February 2026 in “International Journal of Homoeopathic Sciences” Homeopathy helped regrow hair in a severe hair loss case.
July 2021 in “International Ophthalmology” Female hair loss patients more likely to have dry eye and gland issues.
99 citations
,
July 2017 in “Clinical Reviews in Allergy & Immunology” New treatments for Alopecia Areata show promise but need to be more effective and affordable.
83 citations
,
April 1992 in “Clinical Endocrinology” Having enough iron improves the effectiveness of a specific hair loss treatment in women.
47 citations
,
December 2000 in “Archives of Dermatological Research” Androgens significantly affect female hair loss, and hormonal treatments may help.
44 citations
,
July 2005 in “Aesthetic Plastic Surgery” Hair transplantation successfully treated a woman's hair loss caused by a tight ponytail.
42 citations
,
June 2009 in “Journal of Cosmetic Dermatology” Hair loss in males involves inflammation, collagen buildup, and follicle damage, with severity increasing with age and baldness duration.