January 2026 in “Egyptian Journal of Dermatology and Venerology” Androgenetic alopecia is linked to insulin resistance and hormonal imbalances.
December 2025 in “Annals of the College of Medicine Mosul/Annals of the College of Medecine” Metformin reduces insulin resistance in PCOS, but combining it with finasteride offers extra benefits.
Lower serum irisin levels are linked to androgenetic alopecia but not to insulin resistance.
October 2025 in “The Egyptian Journal of Hospital Medicine” Lower adiponectin and higher leptin levels may predict hair loss in alopecia areata.
June 2025 in “Mağallaẗ ʻulūm al-rāfidayn” New pyrazole derivatives may help treat hair loss, but more testing is needed.
December 2024 in “Medicina” PCOS is linked to chronic low-grade inflammation, but the role of certain infections is unclear.
January 2024 in “International Journal of Cosmetic Science” A new method using 1,4-n-butylene dimaleate effectively repairs and strengthens damaged hair.
January 2024 in “International Journal of Dermatology Research” Acne in teens is linked to insulin resistance, especially in older males.
June 2023 in “Experimental dermatology” Pubic hair has a thicker, more protective outer layer than scalp hair, possibly due to evolution.
Metformin lowers gremlin-1 and improves insulin resistance in women with PCOS.