38 citations
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March 1997 in “Journal of interferon & cytokine research” IL-1β inhibits human hair follicle growth.
35 citations
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October 2017 in “Signal Transduction and Targeted Therapy” Fibromodulin treatment helps reduce scarring and improves wound healing by making it more like fetal healing.
32 citations
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December 2000 in “Phytomedicine” Apple-derived procyanidin B-2 can safely promote hair growth in men.
31 citations
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January 2021 in “Experimental Dermatology” Skin organoids are a promising new model for studying human skin development and testing treatments.
31 citations
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February 2019 in “International Journal of Cosmetic Science” Caffeine applied to the scalp can protect hair follicles from UV damage.
31 citations
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April 2007 in “Experimental Dermatology” Stress in mice delays hair growth and treatments blocking substance P can partly reverse this effect.
30 citations
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December 2018 in “Trends in Endocrinology and Metabolism” Both immature and mature fat cells are important for hair growth cycles, with immature cells promoting growth and mature cells possibly inhibiting it.
30 citations
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April 2017 in “Experimental Dermatology” Hair follicle stem cells and skin cells show promise for hair and skin therapies but need more research for clinical use.
30 citations
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April 2013 in “Journal of Investigative Dermatology” Radiation mainly affects keratinocyte stem cells, not melanocyte stem cells, causing hair to gray.
30 citations
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May 1999 in “Food and chemical toxicology” Procyanidin B-2 is safe to use on skin as a hair growth product.