7 citations
,
November 2022 in “Toxics” The method accurately measures 19 steroid hormones in human blood and urine using a small sample and is suitable for large-scale monitoring.
3 citations
,
December 2017 in “Journal of Psychiatric Research” Hair samples can't reliably detect hypercortisolism in anorexia nervosa patients.
May 2023 in “General and comparative endocrinology” Monkey hair cortisol levels are not affected by how fast their hair grows.
January 2018 in “Digital Scholarship - UNLV (University of Nevada Reno)” Hair cortisol levels can indicate chronic stress in children, with differences seen between races.
January 2025 in “Current Issues in Molecular Biology” Certain plant extracts may help prevent hair loss and promote hair growth safely.
9 citations
,
February 2020 in “Stress” Children with lower inhibitory control experience more stress when starting third grade.
January 2024 in “Metabolites” Standardized procedures are crucial for collecting and preparing biological samples to ensure accurate clinical metabolomics results.
21 citations
,
January 2020 in “Conservation Physiology” Hair follicles increase hair cortisol levels, so consistent hair collection methods are important.
16 citations
,
January 2021 in “Frontiers in veterinary science” Pigs in farrowing crates and loose-housing systems showed no difference in chronic stress levels as measured by hair cortisol.
December 2025 in “Biology Bulletin Reviews” Hair cortisol can indicate animal stress but varies with many factors.
September 2025 in “Cosmoderma” Pandemic stress worsens hair loss and skin issues, suggesting combined mental and skin care treatments.
7 citations
,
October 2018 in “South African journal of botany” Clausena anisata may be effective in treating acne due to its ability to fight bacteria, reduce inflammation, and possibly lower sebum production.
1 citations
,
December 2021 in “The Open Dermatology Journal” Herbal hair oil with certain herbs can improve hair growth.
June 2023 in “Journal of Pharmaceutical and Health Research” Caffeine hair tonic with 0.001% concentration was more effective in promoting hair growth on guinea pigs.
December 2022 in “Proceeding Bengkulu International Conference on Health” Celery extract hair gel at 5% concentration is best for making hair gel.
July 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Chitosan slows root hair growth and causes a buildup of callose at low concentrations, but at high concentrations, it only inhibits growth without callose buildup.
5 citations
,
August 1987 in “Andrology” Men with low or no sperm count have lower salivary testosterone levels, and saliva testing can measure their testosterone well.
The optimal concentration for caffeine release in gel form is 0.2% caffeine and 2.3% chitosan.
May 2024 in “Jurnal Penelitian Farmasi dan Herbal” Meniran leaf extract pomade with 10% concentration effectively stimulates hair growth in rabbits.
March 2022 in “Journal of drug delivery and therapeutics” Sea hibiscus leaf extract at 30% concentration in a hair tonic significantly increased hair growth in guinea pigs.
2 citations
,
October 2022 in “Journal of cosmetic dermatology” CBD may increase hair growth, but the right concentration is crucial and more research is needed.
September 2018 in “International journal of biosciences” Gingivitis may increase a hormone linked to ovarian function in women with a certain ovary condition, and treating gum disease could help manage it.
16 citations
,
February 2018 in “European Journal of Endocrinology” Diagnosing hyperandrogenism in women is complex and requires accurate testing methods and consideration of SHBG levels.
12 citations
,
December 2017 in “Scientific reports” The new test can measure very small amounts of testosterone in hair, and grinding the hair up first gives more accurate results.
24 citations
,
June 2021 in “Agronomy” Protein hydrolysates applied to roots or leaves differently improved lettuce yield and quality, with the best results seen in specific combined treatments for each type.
3 citations
,
January 2009 in “Eclética Química” A simple and quick method was found to measure minoxidil in drugs accurately.
49 citations
,
April 2016 in “International journal of molecular sciences” Shift nurses show altered body temperature and stress hormone levels, suggesting their body clocks adjust to irregular schedules.
28 citations
,
January 2016 in “Vitamins and hormones” Thymosin β4 helps improve skin healing and reduce scarring.
27 citations
,
April 2013 in “Reviews in endocrine and metabolic disorders” The document concludes that using LC-MS/MS for measuring androgens is more accurate than older methods, but it needs careful validation and standardized references to be most effective.
23 citations
,
August 2019 in “Proceedings of the National Academy of Sciences of the United States of America” Pollution exposure speeds up hair damage.