51 citations
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October 2019 in “Cells” This study reported that inhibiting the JAK-STAT pathway with baricitinib restored cellular homeostasis, delayed senescence, and reduced proinflammatory markers in Hutchinson-Gilford progeria syndrome cell models.
40 citations
,
December 2016 in “Journal of Dermatological Treatment” This study reviewed the role of the JAK/STAT signaling pathway in skin diseases and the potential of JAK inhibitors for treating conditions like psoriasis and atopic dermatitis. Although the findings are promising, the authors concluded it is premature to establish their place in dermatological treatments.
15 citations
,
December 2018 in “International journal of environmental research and public health/International journal of environmental research and public health” This study observed that Epigallocatechin-3-gallate (EGCG) can inhibit phosphorylation of STAT1 and reduce a specific subset of immune cells in vitro and ex vivo, suggesting a potential role in maintaining immune privilege in alopecia areata.
14 citations
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January 2020 in “Mediterranean Journal of Rheumatology” This review discusses the development of Janus kinase inhibitors for dermatologic diseases and reports no new results; the authors note the need for further research on their efficacy and safety.
March 2026 in “Tropical Journal of Natural Product Research” In this study, the bark extract of Albizia saponaria was analyzed for its metabolites and potential anti-alopecia effects, identifying several compounds with predicted affinities for proteins involved in hair loss pathways.
December 2025 in “Egyptian Journal of Basic and Applied Sciences” This study found that the JAK1 rs310241 AG genotype is associated with a 4.6-fold increased risk of alopecia areata, whereas JAK2 polymorphisms showed no significant link, suggesting a potential genetic susceptibility factor warranting further research.
JAK inhibitors effectively regrow hair in alopecia areata but hair loss often returns after stopping treatment.
January 2024 in “International Journal of Dermatology Venereology and Leprosy Sciences” This literature review indicates that tofacitinib, both orally and topically, holds promise as a safe and effective treatment for various dermatological conditions in pediatric patients, though its use requires careful consideration of its benefits and risks.
January 2023 in “Indian Dermatology Online Journal” This review discusses the role of the JAK/STAT pathway in managing alopecia areata and emphasizes the need for further research to determine the ideal JAK inhibitor, as it reports no new clinical results.
40 citations
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June 2021 in “Clinical, cosmetic and investigational dermatology” This review explores the efficacy and outcomes of using JAK inhibitors for treating alopecia areata, noting advancements in understanding the disease's pathomechanisms and suggesting that JAK inhibitors may offer targeted therapeutic benefits by blocking specific inflammatory pathways involved in this chronic condition.
June 2025 in “Journal of Education Health and Sport” This review discusses the role of JAK inhibitors in treating alopecia areata by targeting the JAK/STAT pathway and highlights the promising results but also ongoing challenges such as relapse risk and side effects.
September 2014 in “SciBX” In a mouse study, JAK inhibitors like Jakafi and Xeljanz prevented alopecia areata and aided hair regrowth; similar effects were observed in three patients with the condition.
2 citations
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September 2024 in “Journal of the American Academy of Dermatology” Deuruxolitinib significantly helps regrow scalp hair in adults with moderate to severe alopecia areata.
2 citations
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September 2023 in “Journal of the American Academy of Dermatology” CTP-543 effectively promotes hair regrowth in adults with moderate to severe alopecia areata.
21 citations
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May 2024 in “Journal of Ethnopharmacology” January 2026 in “Cytokine”
52 citations
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September 2018 in “International Journal of Molecular Sciences” This review highlights the potential of ginseng and its metabolites in preventing hair loss, detailing their hair growth-promoting effects observed in numerous preclinical studies, and emphasizing the underlying mechanisms involved.
42 citations
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April 2021 in “JCI insight” In this study, selective inhibition of JAK3 signaling effectively prevented and reversed alopecia areata in a mouse model, while JAK2 inhibitors did not restore hair growth.
25 citations
,
March 2017 in “International Journal of Dermatology” In this case report, two women with chronic alopecia areata and acute alopecia universalis experienced sustained and near-complete hair regrowth after over a year of treatment with oral ruxolitinib, without significant side effects.
17 citations
,
April 2023 in “British Journal of Dermatology” This study suggests that off-label use of baricitinib in children under 12 with alopecia areata may improve hair regrowth, but further research is needed to confirm efficacy and safety.
16 citations
,
August 2023 in “JAAD Case Reports” This review discusses the unclear etiology and potential contributing factors of frontal fibrosing alopecia and reports no new clinical findings.
16 citations
,
January 2016 in “Journal of Investigative Dermatology” This study found that IL-6 knockout mice exhibited increased wound-induced hair neogenesis compared to wild-type mice, likely due to enhanced STAT3 activation facilitated by compensatory cytokine activity.
9 citations
,
May 2023 in “Inflammation Research” This study reported that new drugs, despite lower specificity compared to certain immunobiological therapies, are effective across various challenging dermatological diseases, such as psoriasis, psoriatic arthritis, atopic dermatitis, alopecia areata, and vitiligo.
4 citations
,
October 2024 in “International Journal of Molecular Sciences” In this study, topical naringin was found to significantly improve dermatitis severity and reduce inflammatory markers in a mouse model of atopic dermatitis, suggesting its potential as a therapeutic agent for this condition.
4 citations
,
September 2022 in “Journal of The American Academy of Dermatology” This study examined phase 3 clinical trial data and found that baricitinib improves hair regrowth in adults with alopecia areata and significant scalp hair loss, with the response varying based on the severity of hair loss at the start of treatment.
4 citations
,
December 2024 in “Clinical Cosmetic and Investigational Dermatology” This study suggests that combining baricitinib with narrowband UV-B therapy is an effective and well-tolerated approach for treating active nonsegmental vitiligo.
3 citations
,
August 2021 in “Journal of Investigative Dermatology” Baricitinib was more effective than a placebo in regrowing hair in adults with alopecia areata after 36 weeks.
2 citations
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September 2022 in “Dermatologic Therapy” In this study, tofacitinib showed a mixed response in treating refractory alopecia areata, with some patients experiencing complete or partial hair regrowth and others showing no response, particularly those with alopecia universalis.
1 citations
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February 2024 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” In this research, the authors reported that long-term treatment with the JAK1/JAK2 inhibitor baricitinib effectively maintains hair regrowth in patients with severe alopecia areata and may gradually improve outcomes for partial responders over 104 weeks, without increasing side effect incidence.
1 citations
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September 2022 in “Journal of The American Academy of Dermatology” In this analysis of two trials, baricitinib showed eyebrow and eyelash regrowth in severe alopecia areata patients with greater than 20% scalp hair loss at Week 36, compared to placebo.