12 citations
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November 2024 in “Journal of Ovarian Research” This study found that interleukin-1-alpha and oncostatin-M levels were positively associated with PCOS development, while interleukin-7, IL15RA, and CXCL11 were negatively associated, suggesting a connection between inflammatory factors and PCOS.
1 citations
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November 2025 in “Clinical Cosmetic and Investigational Dermatology” This Mendelian randomization study suggests possible bidirectional causal links between alopecia and sleep characteristics, but findings require cautious interpretation due to multiple testing, highlighting the need for further research to explore underlying mechanisms and broader applicability.
November 2025 in “DOAJ (DOAJ: Directory of Open Access Journals)” This study suggests potential bidirectional causal links between certain sleep traits, like insomnia and reduced sleep duration, and types of alopecia, including alopecia areata; however, these associations did not hold after correcting for multiple tests, warranting cautious interpretation.
May 2025 in “Annals of surgical case reports & images.” Certain gut bacteria may protect against hair loss, while others may increase the risk.
This study suggests that certain gut microbiota may influence androgenic alopecia, potentially acting as protective or risk factors, and indicates opportunities for developing microbiota-based treatments.
February 2025 in “Clinical Cosmetic and Investigational Dermatology” This study used Mendelian randomization to explore associations between 1400 blood metabolites and female-pattern hair loss, finding 23 metabolites and 4 metabolic ratios linked to the condition, while identifying fructose/mannose metabolism as a significant pathway.
December 2024 in “Medicine” This study suggests a potential genetic link between gut microbiota and androgenetic alopecia, identifying specific microbial taxa associated with either increased or reduced risk.
December 2024 in “Clinical Cosmetic and Investigational Dermatology” This study found that AA may have a protective role in the progression of both HBDC and CRC, suggesting potential new research avenues for treatments of these conditions.
5 citations
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July 2024 in “Frontiers in Microbiology” In this study, researchers using Mendelian randomization found a potential causal relationship between the gut microbiome and alopecia areata, with 16 gut microbial taxa showing links to the condition, though reverse causation results were not statistically significant.
1 citations
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August 2024 in “Skin Research and Technology” This study found no significant causal relationship between androgenetic alopecia and serum uric acid levels using various Mendelian randomization methods, suggesting the need for future research with larger cohorts and advanced methods to further explore this potential association.
April 2025 in “Journal of Cosmetic Dermatology” This study suggests potential causal associations between certain lipid levels, specifically HDL-C and triglycerides, and alopecia areata, highlighting the importance of lipid management as a therapeutic target.
This study using Mendelian randomization found that higher levels of circulating β-carotene and α-tocopherol may reduce the risk of androgenetic alopecia, while α-tocopherol may also protect against alopecia areata, suggesting diet-derived antioxidants could aid in preventing non-scarring alopecia.
2 citations
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November 2024 in “Clinical Cosmetic and Investigational Dermatology” This Mendelian randomization study suggests a causal link between higher BMI and increased risk of psoriasis, atopic dermatitis, and hidradenitis suppurativa, potentially due to elevated biomarkers such as triglycerides and C-reactive protein.
1 citations
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May 2025 in “Journal of Cosmetic Dermatology” This study established a causal link between plasma metabolism and alopecia areata, providing insights into the disorder's mechanisms and suggesting directions for future screening and prevention strategies.
October 2025 in “Skin Research and Technology” The article's findings are unreliable and have been retracted.
This study found that 62 plasma proteins are significantly associated with the risk of obstructive sleep apnea, offering potential targets for new therapeutic strategies.
February 2025 in “Clinical Cosmetic and Investigational Dermatology” This study used Mendelian randomization analysis to find a significant causal relationship between high fasting insulin levels and androgenetic alopecia, while identifying potential core genes and metabolic pathways that could mediate this link.
September 2025 in “British Journal of Hospital Medicine” This study found that certain plasma protein ratios, specifically AGRN/HSPG2 and DECR1/FKBP1B, were significantly associated with an increased risk of alopecia areata, indicating potential causal relationships but reverse causality was not supported.
9 citations
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January 2001 in “Dermatology” This study reports two cases where pili anulati, typically a non-fragile hair condition, showed increased fragility due to androgenetic alopecia, causing hair shaft fracturing in the affected area.
January 2026 in “Medicine” This study found that elevated LDL-C levels increased the risk of developing androgenic alopecia, whereas HDL-C levels showed no significant effect.
November 2022 in “Journal of Investigative Dermatology” This study found shared genetic pathways linking acne with multiple mental health disorders and observed a potential causal relationship between acne and increased depression risk.
February 2024 in “Clinical, Cosmetic and Investigational Dermatology” This study reports a solid causal relationship between increased serum levels of ApoB, LDL, and VLDL and an elevated risk of androgenic alopecia.
August 2024 in “Clinical Cosmetic and Investigational Dermatology” This study investigates the potential causal relationship between hypothyroidism and hair loss conditions like alopecia areata and androgenetic alopecia, noting that previous studies have reported inconsistent findings. Results are not yet detailed.
This study identified 193 plasma proteins associated with prostate cancer risk, validating 20 high-risk proteins including KLK3, and pinpointed potential drug targets like HSPB1, RRM2B, and PSCA through genetic analysis, offering new insights for biomarkers and treatments.
May 2024 in “Skin research and technology” This study used Mendelian randomization analysis to identify Scyllo-inositol and Alpha-ketoglutarate as potential protective factors and Heme and 2-palmitoylglycerophosphocholine as risk factors for androgenic alopecia, suggesting a causal link between these metabolites and the condition.
July 2025 in “Clinical Cosmetic and Investigational Dermatology” This study found a bidirectional causal association between major depression disorder and alopecia areata, but no association between mental disorders and androgenetic alopecia, suggesting a focus on mental health strategies for alopecia areata management.
14 citations
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January 2024 in “Skin Research and Technology” The study suggested certain immune cells might cause alopecia areata, but it was retracted.
17 citations
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July 2016 in “The Prostate” This study found that metformin is inversely associated with serum PSA levels in a dose-dependent manner, suggesting further research is needed on its potential impact on prostate cancer progression.
August 2024 in “Skin Research and Technology” This study found that omega-6 and certain LDL cholesterol fractions are risk factors for androgenetic alopecia, suggesting a causal link between these lipid-related metabolites and the condition, which could inform future therapeutic approaches.
January 2024 in “Frontiers in endocrinology” This study found that genetic variants linked to hypothyroidism significantly increased the risk of developing alopecia areata, suggesting a causative connection between the two conditions.