New treatments for hair loss show promise, including plasma, stem cells, and hair-stimulating complexes, but more research is needed to fully understand them.
January 2021 in “Journal of clinical and cosmetic dermatology” Human skin responds to light with protective mechanisms, but more research is needed to understand these processes and their implications for health and therapy.
April 2018 in “Journal of Investigative Dermatology” Mint water extract boosts protective enzymes in skin cells.
April 2018 in “Journal of Investigative Dermatology” Nicotinic acid reduces excessive oil production in skin cells by activating a specific receptor, which could help treat acne.
46 citations
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January 2008 in “Climacteric” Testosterone therapy can help improve sexual desire and function in postmenopausal women but may cause side effects and is not FDA-approved for this use.
17 citations
,
June 2017 in “Journal of pharmaceutical sciences” Researchers developed a nanomedicine for acne treatment that delivers medication with less irritation and is non-irritating for oily skin.
6 citations
,
September 2012 in “Clinical Interventions in Aging” Honokiol might help reduce male skin aging by maintaining testosterone levels.
506 citations
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March 2005 in “The Journal of Clinical Endocrinology and Metabolism” Testosterone therapy improves physical function, strength, and body composition in older men with low testosterone levels.
21 citations
,
December 2012 in “Maturitas” Testosterone implants in women require pharmacological dosing to be effective and are generally safe and well-tolerated.
20 citations
,
March 2019 in “Journal of The European Academy of Dermatology and Venereology” Minoxidil effectively and safely treats patchy hair loss, but more research needed.
18 citations
,
May 2014 in “Menopause” A 5 mg dose of transdermal testosterone cream effectively restores testosterone levels in postmenopausal women.
8 citations
,
January 2019 in “Experimental Dermatology” The 3D skin model is better for hair growth research and testing treatments.
5 citations
,
January 2009 Betamethasone is more effective than Tacrolimus and soft paraffin for hair regrowth in patchy alopecia areata.
2 citations
,
January 2017 in “Journal of Pigmentary Disorders” Vitiligo causes white skin patches and can lead to psychological stress.
STS01 1% effectively promotes hair regrowth with minimal side effects.
March 2026 in “Seven Editora eBooks” Testosterone creams and gels can be effective but have serious risks and should be used only with medical supervision.
January 2003 in “Journal für Kardiologie (Krause & Pachernegg GmbH)” Testosterone therapy can improve skin and hair in men with low testosterone but may cause skin irritation with certain treatments.
1398 citations
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May 2008 in “Histochemistry and Cell Biology” Keratins are crucial for cell stability, wound healing, and cancer diagnosis.
70 citations
,
April 2014 in “Annales d'endocrinologie” New genes and pathways are important for testosterone production and male sexual development.
38 citations
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June 2018 in “Archives of Toxicology” Different species and human skin models vary in their skin enzyme activities, with pig skin and some models closely matching human skin, useful for safety assessments and understanding the skin's protective roles.
36 citations
,
June 2019 in “eLife” The study developed a tool to predict how gut microbes process foods and drugs, showing that similar compounds often share metabolic pathways and effects.
25 citations
,
April 1949 in “The journal of experimental zoology” Testosterone applied to rabbit skin increases skin cell growth and changes skin structure.
17 citations
,
August 1967 in “JAMA” The rapid corticotropin test is a quick and simple way to diagnose adrenal insufficiency.
6 citations
,
January 2017 in “Journal of toxicologic pathology” Rabbit skin with active hair growth shows thicker, redder areas due to larger, more numerous hair follicles and increased blood vessels.
3 citations
,
November 2015 in “Journal of Investigative Dermatology” Testosterone can both promote hair growth and cause baldness by affecting hair growth signals.
2 citations
,
May 2015 in “PloS one” Hair follicle pores help cell survival and growth, even after radiation.
2 citations
,
March 2015 in “Toxicology and Environmental Health Sciences” Rice bran extract caused moderate skin irritation but no eye irritation, while a diluted essence was not irritating to skin and only slightly to guinea pigs.
PmtHEE is a better model for studying pigmented skin because it includes melanocytes and shows improved cell differentiation.
May 2023 in “International journal of pharmaceutical sciences and medicine” Sunflower oil was found to promote hair growth in mice with hormone-induced hair loss.
March 2013 in “Molecular & Cellular Toxicology/Molecular & cellular toxicology” m-Aminophenol in hair dye can cause skin cell toxicity and stress responses.