81 citations
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May 2019 in “Frontiers in Endocrinology” Melatonin may improve some hormonal and inflammatory issues in women with PCOS.
22 citations
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July 2011 in “EFSA journal” There is not enough evidence to support health claims about soy isoflavones.
January 2026 in “International Journal of Reproductive BioMedicine (IJRM)” Probiotics may help improve health markers in women with PCOS.
June 2002 in “Science of aging knowledge environment” The cancer gene c-Myc increases harmful chemicals that damage DNA and can lead to cancer, but antioxidants can reduce this damage.
349 citations
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January 2005 in “The FASEB journal” Human skin can make serotonin and melatonin, which help protect and maintain it.
295 citations
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March 2016 in “Life Sciences” Air pollution worsens skin diseases and aging by causing inflammation and oxidative stress.
195 citations
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January 2008 in “Photochemistry and Photobiology” Visible light can damage skin and most sunscreens don't block it well; more research is needed on its effects and protection methods.
105 citations
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January 2010 in “Mediators of Inflammation” Skin surface lipids are important for skin health and altering them could help prevent aging and treat skin conditions.
100 citations
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November 2017 in “EMBO Reports” Metabolic signals and cell shape influence how cells develop and change.
99 citations
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June 2005 in “Journal of Cosmetic Dermatology” Hair ages due to genetics and environmental factors, leading to graying and thinning, with treatments available for some conditions.
95 citations
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August 2013 in “Journal of Investigative Dermatology” HPT axis hormones boost mitochondrial function and growth in hair follicles, potentially aiding hair health.
91 citations
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December 2000 in “The journal of cell biology/The Journal of cell biology” Scientists successfully created mouse hair proteins in the lab, which are stable and similar to natural hair.
86 citations
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June 2017 in “Anais Brasileiros de Dermatologia” Antioxidants can benefit skin health but should be used carefully to avoid negative effects.
84 citations
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April 2015 in “Cosmetics” Hair dyes vary in how long they last and how deeply they penetrate hair.
80 citations
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April 2018 in “Trends in Molecular Medicine” Lichen Planopilaris and Frontal Fibrosing Alopecia may help us understand hair follicle stem cell disorders and suggest new treatments.
76 citations
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April 2013 in “PLoS ONE” Chronic stress can cause hair loss by increasing oxidative stress, but antioxidants may help.
75 citations
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March 2018 in “Molecules/Molecules online/Molecules annual” L-Cysteine may have health benefits, but its effectiveness is still debated due to limited clinical trial data.
75 citations
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February 2017 in “Aging” SkQ1 antioxidant improved health and lifespan in mice.
75 citations
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January 2009 in “International journal of trichology” Hair grays due to oxidative stress and fewer functioning melanocytes.
70 citations
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June 2023 in “International Journal of Molecular Sciences” Air pollution harms skin health and can worsen skin diseases.
62 citations
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July 2022 in “Science Immunology” TREM2 macrophages and unsaturated lipids contribute to acne inflammation.
62 citations
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July 2018 in “Lasers in Medical Science” LED therapy is safe and shows potential for treating skin conditions and promoting hair growth, but more research is needed.
61 citations
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January 2018 in “Cosmetics” Coffee silverskin may be a beneficial and safe ingredient for cosmetics, offering hydration, firmness, and potential hair growth benefits.
52 citations
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February 2005 in “Biopolymers” Chemical hair straightening changes hair proteins and mostly fixes broken bonds.
51 citations
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September 2020 in “Cell Metabolism” Glutamine metabolism affects hair stem cell maintenance and their ability to change back to stem cells.
50 citations
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May 2019 in “BioFactors” Pollution increases a compound in the skin that can lead to faster aging and more inflammation.
49 citations
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January 1998 in “International Journal of Molecular Medicine” Lipid peroxides can cause early hair loss by damaging hair follicles.
45 citations
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January 2020 in “Pharmaceutical Biology” Dendrobium officinale polysaccharides may help with hair growth, skin moisturization, and protection against oxidative damage.
43 citations
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January 2016 in “Oxidative medicine and cellular longevity” THSG from a Chinese plant helps with aging and related diseases.
39 citations
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June 2012 in “Journal of Structural Biology” Disulfide bonds are crucial for hair structure during keratinization.