2 citations
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March 2016 in “Journal of Mind and Medical Sciences” Finasteride, used for treating hair loss, can cause mental, physical, and sexual side effects, some of which may persist even after stopping the drug, and it can also cause mild to moderate oral issues.
September 2025 in “Journal of Veterinary and Animal Sciences” Nine hair follicle tumors were found in dogs.
June 2021 in “Egyptian Journal of Dermatology and Venereology” Psoriasis, acne, and hair loss are linked to unhealthy cholesterol levels, increasing heart disease risk.
4 citations
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January 2017 in “International journal of trichology” Castor oil can cause severe hair matting.
July 2025 in “SKIN The Journal of Cutaneous Medicine” Xtressé™ gummies may help increase hair growth in women, especially in early hair loss stages.
March 2024 in “American journal of veterinary research” Clippers are the best tool for collecting dog hair for chemical tests, being fast and stress-free for the dog.
January 2023 in “Minds at UW (University of Wisconsin)” More research is needed to understand how shampoo chemicals affect hair strength and structure.
5 citations
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January 1990 in “Journal of Society of Cosmetic Chemists of Japan” Permanent wave lotion can extract proteins from hair, especially when pH is higher, and repeated treatments or bleaching can damage hair.
January 2013 in “Transactions of the Materials Research Society of Japan” CMADK reduces hair damage from bleaching and permanent waving.
80 citations
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January 2011 in “Clinical Chemistry and Laboratory Medicine (CCLM)” Hair cortisol levels can reflect salivary cortisol levels in humans.
32 citations
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August 2019 in “Nature Communications” Chemotherapy causes permanent hair follicle damage by triggering stem cell loss.
21 citations
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January 2020 in “General and Comparative Endocrinology” Lack or blocking of SRD5a, a key component in hormone creation, can lead to conditions like pseudohermaphrodism and affect hair growth, bone mass, muscle strength, and reproductive health. More research is needed on its regulation from fertilization to adulthood.
21 citations
,
December 2012 in “Biological Trace Element Research” Higher hair levels of calcium and magnesium are linked to higher body weight, while lower levels are linked to worse metabolic health.
7 citations
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June 2020 in “Experimental dermatology” Researchers found that certain lipids, especially vitamin D3, are lower in prematurely grey hair than in pigmented hair.
4 citations
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October 2013 in “Springer eBooks” Melatonin receptors, found in many body parts, can help treat various diseases like depression and diabetes due to their effects on inflammation, tumor progression, sleep disorders, and body mass regulation.
1 citations
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July 2022 in “Case reports in endocrinology” A 70-year-old woman with a malignant adrenal tumor improved after surgery and radiotherapy.
January 2026 in “Military Medicine” Androgenetic alopecia, smoking, and fever speed up hair loss in military men with pneumonia.
April 2022 in “Research Square (Research Square)” The conclusion is that treating scalp AVF caused by hair transplantation with endovascular methods like coiling is safe and effective.
August 2018 in “Journal of the American Academy of Dermatology” Patients often experience long-lasting changes to their hair after stem cell transplants.
May 2023 in “Accounts of chemical research” New methods can better classify curly hair types and lead to improved hair care products.
1 citations
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January 2022 in “Indonesian Journal of Pharmaceutical Science and Technology” Cinchona extract cream safely enhances hair growth.
1 citations
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October 2017 Suruhan extract made rabbit hair grow longer but didn't increase hair thickness.
Cocor Bebek leaf extract may promote hair growth better than minoxidil at high concentrations.
April 2023 in “CRC Press eBooks” Hair care products mainly work on the hair's surface and need professional guidance for use.
23 citations
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January 1981 Hair is mostly made of three protein types: helical, high-sulfur, and high-tyrosine.
97 citations
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September 2011 in “British Journal of Dermatology” The human hair follicle can store topical compounds and be targeted for drug delivery with minimal side effects.
76 citations
,
February 2015 in “Industrial Crops and Products” Researchers found over 40 compounds in Bituminaria bituminosa, including many flavonoids and some with potential for medical and hair care uses.
30 citations
,
January 2009 in “The scientific world journal/TheScientificWorldjournal” Hair is hard to dissolve because of its complex proteins, but certain solvents that break specific bonds and hydrate can do it.
30 citations
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August 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” TGase 3 helps build hair structure by forming strong bonds between proteins.
22 citations
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August 2016 in “European Eating Disorders Review” Adolescent girls with anorexia nervosa have lower hair cortisol levels than healthy and psychiatric peers.