January 2021 in “Skinmed” CEOs aged 50-69 have less significant hair loss than the general white male population.
June 2012 in “Springer eBooks” Eating disorders can cause various hair problems, and while hair loss in these disorders is linked to metabolic syndrome, treatment focuses on specific medications and lifestyle changes for the syndrome.
July 1995 in “Journal of Dermatological Science” Cyclosporine starts hair growth faster, while minoxidil makes it last longer.
October 2025 in “Current Pharmaceutical Research” The herbal shampoo effectively cleans hair and scalp while being environmentally friendly.
3 citations
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November 2021 in “Stress” Girls had higher stress hormone levels during school due to social and emotional issues, while boys had higher overall hormone levels with slight changes when school started.
April 2016 in “Journal of Aesthetic Nursing” Men are increasingly removing body hair for looks and cleanliness, and while hair loss can cause distress, it doesn't affect their self-esteem as much as it does in women.
8 citations
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March 2017 in “Journal of Cosmetic and Laser Therapy” Punch grafting treats vitiligo faster but can cause a cobblestone look, while follicular hair transplantation is slower but looks better and has no side effects.
December 2025 in “Journal of the Korean Society of Cosmetology” Poor hair health increases stress and motivates scalp care, while visible hair changes drive care behaviors more than scalp condition.
November 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Hair dyeing changes hair structure, but new technologies help protect hair while coloring.
A natural, eco-friendly treatment using casein and tannic acid strengthens hair by 21% while keeping it elastic.
32 citations
,
November 2005 in “Journal of Investigative Dermatology Symposium Proceedings” Most women preferred the 1% pyrithione zinc shampoo for better hair smoothness and less frizz while controlling dandruff.
124 citations
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August 1994 in “Journal of Investigative Dermatology” Dexamethasone speeds up hair loss in mice, while cyclosporin A slows it down.
53 citations
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July 1981 in “Journal of Endocrinology” α-MSH and cyclic AMP boost melanin production, while cyclic GMP and melatonin reduce it.
31 citations
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November 1991 in “Brain Research” Aδ-LTMRs have complex synapses with glycine, while Aβ-LTMRs have simpler ones.
22 citations
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July 1990 in “Acta Dermato Venereologica” High levels of testosterone and dihydrotestosterone inhibit hair cell growth, while high levels of estradiol promote it.
21 citations
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May 2016 in “Experimental and Therapeutic Medicine” MMP-2 and MMP-9 help hair grow, while their inhibitors peak when hair growth slows.
21 citations
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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.
9 citations
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April 2025 in “Psychoneuroendocrinology” The occipital region is best for measuring cortisol and cortisone, while the posterior vertex is better for OEA, SEA, and PEA.
5 citations
,
January 1989 Testosterone and dihydrotestosterone slow hair cell growth, while estradiol has no effect.
4 citations
,
December 2018 in “Macedonian Journal of Chemistry and Chemical Engineering” A new method accurately measures amino acids in treated hair, showing bleaching reduces amino acids while protein treatments increase them.
3 citations
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August 2020 in “International Journal of Molecular Sciences” Blocking Rab27a slows hair growth, while blocking Rab27b encourages it.
2 citations
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July 2013 in “Acervo Digital da Universidade Estadual Paulista (Universidade Estadual Paulista)” The shampoo effectively defines and models curls while reducing frizz and volume.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Natural hair is a return to its original state, while modifications signal social pressures.
July 2024 in “Occupational Medicine” Higher cortisol levels are linked to poor coping, while higher DHEA levels are linked to job confidence.
Moderate immune responses help hair growth, while excessive responses slow it down.
January 2024 in “Biological & pharmaceutical bulletin” Panax ginseng extract helps human hair grow by encouraging growth phase transition and cell proliferation while reducing certain protein expression.
September 2023 in “Journal of Nutrition and Metabolism” One Ashwagandha extract may help protect cells with its antioxidant properties, while another could promote hair growth.
November 2022 in “Journal of Investigative Dermatology” Fish-derived collagen may help hair grow longer and affect hair stem cells, while bovine collagen could benefit hair stem cell maintenance, potentially aiding in hair loss conditions.
July 2019 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Activin A speeds up ear hair cell differentiation, while Follistatin slows it down.
Activin A increases inner ear hair cell development, while follistatin decreases it.