April 2019 in “Journal of Investigative Dermatology” Alopecia Areata patients have too many Firmicutes and too few Bacteroides in their gut.
September 2025 in “International Journal of Molecular Sciences” Bacteroides fragilis and Microbacterium sp. T32 may be linked to autoimmune activity in Hashimoto's thyroiditis and alopecia areata.
37 citations
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September 2018 in “Psychoneuroendocrinology” Finasteride treatment in male rats causes long-lasting effects on depression-like behavior, brain cell growth, inflammation, and gut bacteria composition.
13 citations
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January 2022 in “Advances in Dermatology and Allergology” Alopecia areata may be linked to imbalanced gut bacteria.
10 citations
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April 2024 in “International Journal of Molecular Sciences” Gut bacteria differences may influence alopecia areata.