April 2016 in “British Journal of Dermatology” Eyelashes are important for looks and eye protection, and more people are treating sparse eyelashes; more research is needed to understand eyelash biology and improve treatments.
January 2015 in “Journal of cosmetology & trichology” Mesotherapy might help make eyebrows thicker and darker for some people.
November 2014 in “Prescriber” The 16-year-old girl with hair loss was successfully treated for alopecia areata, leading to significant hair regrowth.
91 citations
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April 2011 in “Journal of Ethnopharmacology” Polygonum multiflorum extract helps grow hair by activating certain hair growth signals in mice.
1 citations
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April 2020 in “Clinical, Cosmetic and Investigational Dermatology” Acyclovir cream may slow down hair growth, suggesting it could be a new treatment for excessive hairiness.
1 citations
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January 2015 in “Genetics and Molecular Research” Stopping S100A3 activity slows down hair growth in mice.
581 citations
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February 1998 in “The American Journal of Medicine” Herbal remedies can cause adverse effects and need more safety research.
441 citations
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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.
183 citations
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January 1987 in “British Journal of Anaesthesia” Opioid painkillers can cause many side effects, including breathing problems and addiction, but are generally considered safe when used properly.
174 citations
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April 2005 in “The American journal of pathology (Print)” Capsaicin, found in chili peppers, can slow down hair growth by affecting skin cells and hair follicles.