September 2023 in “Scientific reports” Segmental hair analysis can track testosterone over time but needs adjustments for sex, hair color, and washing frequency.
July 2022 in “Research Square (Research Square)” Hair analysis can somewhat track past testosterone levels but is influenced by factors like hair washing, growth rate, sex, and hair color.
441 citations
,
May 2008 in “British Journal of Pharmacology” Anabolic steroids can build muscle and strength but have risks and need more research on their clinical benefits and side effects.
47 citations
,
March 2018 in “Journal of Pharmaceutical and Biomedical Analysis” Researchers identified new compounds in Platycladi Cacumen and found variations in its flavonoid content, which could aid in its quality control.
40 citations
,
October 2009 in “Journal of Biomedical Nanotechnology” Pyrene excimer nucleic acid probes are promising for detecting biomolecules accurately with potential for biological research and drug screening.
13 citations
,
March 2019 in “Journal of cosmetic dermatology” Heat damages hair, with Asian hair losing more protein than Caucasian hair.
12 citations
,
March 2017 in “Medicinal Chemistry Research” Some curcumin-like compounds can effectively and safely block the enzyme linked to hair loss and other conditions related to male hormones.
December 2025 in “Frontiers in Veterinary Science” Liaoning cashmere goats grow more cashmere by boosting fat production, supporting hair structure, and controlling inflammation.
June 1996 in “Irish Journal of Medical Science (1971 -)” The document summarizes medical findings on topics like heart rhythm treatment, sleep apnea therapy, and various health conditions and treatments.
January 2016 in “International journal of advanced research in chemical sciences” A new method using NBD-CL can accurately and precisely measure finasteride in medicine, and could be used regularly for quality control in the industry.
6 citations
,
August 1996 in “The Journal of Clinical Endocrinology and Metabolism” MK-386 and finasteride together effectively reduce DHT levels, potentially treating acne and male pattern baldness.
3 citations
,
April 2018 in “Holzforschung” Scientists found a new natural compound and other known compounds in Cercidiphyllum japonicum twigs, which might be useful for medicine.
1 citations
,
January 2023 in “International journal of all research education and scientific methods” Hair analysis is better than urine and blood for detecting past drug use.
January 2026 in “RSC Advances” Epristeride's metabolism in zebrafish helps improve doping detection methods.
Male and female Gynostemma longipes plants have significant chemical differences.
140 citations
,
August 2011 in “Biomaterials” Keratose, derived from human hair, is a non-toxic biomaterial good for tissue regeneration and integrates well with body tissues.
136 citations
,
January 2013 in “International Journal of Trichology”
122 citations
,
July 2005 in “The FASEB journal” Hair follicles produce and respond to melatonin, affecting hair growth and sensitivity to estrogen.
81 citations
,
July 2008 in “The Journal of Clinical Endocrinology and Metabolism” Certain mutations in the H6PD gene cause Cortisone Reductase Deficiency by affecting hormone production.
26 citations
,
December 2020 in “Nature metabolism” Rapamycin treatment helps with mitochondrial disease by reducing PKC levels.
23 citations
,
March 2019 in “Environmental Chemistry Letters” Cyclodextrins improve how steroid drugs work and are used in marketed medications and environmental applications.
15 citations
,
January 2021 in “Cellular and Molecular Biology” Prosopis farcta has strong antioxidants, useful for food and medicine.
14 citations
,
October 2016 in “Psychoneuroendocrinology” Finasteride affects brain processes related to neurotransmission and metabolism, potentially helping with neuropsychiatric conditions.
7 citations
,
January 2015 in “Genetics and molecular research” The RORα gene is active in different parts of cashmere goat hair follicles and may be influenced by melatonin, especially in December when hair growth changes.
1 citations
,
July 2017 in “Microbial Cell Factories” Adding soybean oil to Nonomuraea dietziae increases production of a beneficial compound by improving metabolism and enzyme systems.
August 2025 in “Tropical Journal of Natural Product Research” Celery extract and candlenut oil effectively and safely boost hair growth.
December 2024 in “Turkish Society of Clinical Biochemistry” Higher BPA levels may be linked to idiopathic hyperandrogenemia in women.
February 2024 in “Planta” TRM21 helps control flavonoid production and root hair growth in Arabidopsis thaliana.
1 citations
,
January 2000 in “Journal of pharmacopuncture” Microneedle Therapy System effectively treats acne, scars, and hair loss safely.
Water and fatty acids affect hair's surface differently based on hair damage, and models can help understand hair-cosmetic interactions.