September 2022 in “Medical Mycology” Scalp fungi and sebum differences may affect hair loss in men.
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October 2024 in “Cureus” Women with PCOS have higher irisin levels, which may affect their metabolism and hormones.
4 citations
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October 2021 in “Microorganisms” Men with androgenetic alopecia have different scalp oils and microbes compared to those without.
April 2018 in “Journal of Investigative Dermatology” Sensitive scalp has higher pH, more redness, abnormal sebum, and altered bacterial makeup.
November 2025 in “European Journal of Endocrinology” Hair steroid profiling is a feasible, non-invasive alternative to serum analysis for assessing hormone levels and metabolism.