21 citations
,
April 2012 in “European Journal of Pharmaceutics and Biopharmaceutics” The gel with special fat-loaded particles from rice bran could be an effective skin treatment for hair loss.
July 2025 in “Journal of Research in Pharmacy” Combining Virgin Coconut Oil and Nigella Sativa Oil speeds up healing in diabetic wounds.
December 2024 in “Ankara Universitesi Eczacilik Fakultesi Dergisi” Black cumin has many health benefits and potential for new medicines.
7 citations
,
February 2021 in “Legal Medicine” Hair analysis showed very high metformin levels in two fatal overdose cases, suggesting it's useful in forensics but sweat may affect results.
1 citations
,
October 2023 in “PloS one” Cosmetic hair treatments can increase hair testosterone levels, while natural hair color does not affect it.
February 2024 in “International Journal of Health and Pharmaceutical” Black rice extract ointment significantly promotes hair growth in Wistar rats.
4 citations
,
July 2021 in “Armaghane Danesh” These plant extracts can kill some bacteria.
February 2026 in “Psychoneuroendocrinology” Hair cortisol concentration partly reflects HPA axis regulation but doesn't capture all its complexities.
122 citations
,
October 2010 in “Clinica Chimica Acta” Washing hair with water or shampoo lowers cortisol levels in hair.
50 citations
,
November 2020 in “Physiology & behavior” People with depression often have higher hair cortisol levels, while those with PTSD tend to have lower levels, but more research is needed to understand this fully.
22 citations
,
January 2010 in “Clinical Medicine Insights Endocrinology and Diabetes” Forearm hair has more cortisol than lower leg hair.
18 citations
,
May 1992 in “American Journal of Biological Anthropology” Higher androgen levels do not cause baldness in men.
January 2026 in “Psychoneuroendocrinology” Lye relaxers don't significantly change hair cortisol levels.
June 2020 in “Authorea (Authorea)” First-time mothers had higher stress hormone levels in late pregnancy than mothers who had given birth before.
December 2024 in “Journal of Population Therapeutics and Clinical Pharmacology” Rosemary and kalonji seeds can improve hair health and treat hair conditions.
November 2023 in “International Journal of Advanced Research in Science, Communication and Technology” The herbal hair oil was more effective at reducing hair fall than coconut oil.
May 2023 in “Animal Reproduction Update” High levels of cortisol in hair show long-term stress which can lower fertility in animals.
118 citations
,
October 2014 in “Journal of Dairy Science” Tail switch hair is best for measuring cortisol in Holstein cows, with white hair and multiparous cows showing higher levels.
33 citations
,
January 2017 in “Psychoneuroendocrinology” Hair dyeing and washing frequency do not affect hair cortisol levels.
24 citations
,
October 2018 in “Addiction Biology” Alcohol dependence affects stress hormone levels more than childhood maltreatment.
22 citations
,
August 2016 in “European Eating Disorders Review” Adolescent girls with anorexia nervosa have lower hair cortisol levels than healthy and psychiatric peers.
21 citations
,
January 2017 in “MethodsX” Methanol is better than isopropanol for washing grizzly bear hair to measure cortisol.
11 citations
,
April 2020 in “Animals” Moving horses to new places can increase their stress levels, as shown by higher stress hormone in their hair.
Hair hormone levels can indicate stress after a medically indicated abortion.
47 citations
,
February 2019 in “Asian Journal of Pharmaceutical and Clinical Research” Jarjeer has potential health benefits and may aid hair growth, but effects on humans are uncertain.
1 citations
,
August 2024 in “Polymers” The P25H5-O microneedles effectively deliver substances through hair follicles and are safe for skin cells.
April 2025 in “Advances in Traditional Medicine” Rosemary essential oil spray can effectively increase hair density in alopecia treatment.
100 citations
,
May 2011 in “Journal of Pediatric and Adolescent Gynecology” The document concludes that proper diagnosis and a multidisciplinary approach are crucial for managing Congenital Adrenal Hyperplasia effectively.
90 citations
,
July 2014 in “Conservation Physiology” Hair cortisol levels in brown bears can be affected by both long-term and short-term stress.
17 citations
,
May 2007 in “Forensic Science Medicine and Pathology” Clozapine levels in hair reflect dosage and bind more to pigmented hair.