November 2024 in “PubMed” The supplement improved hair density and was safe to use.
2 citations
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December 2014 Low biotin intake during pregnancy can affect biotin transport in mothers and fetuses.
126 citations
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January 2009 in “International Journal of Trichology” Oxidative stress contributes to hair graying and loss as we age.
98 citations
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October 2012 in “Dermatologic Clinics” Eating the right nutrients can improve hair health, but taking extra supplements usually doesn't help unless you have a deficiency.
95 citations
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February 2018 in “Dermatology and Therapy” Nutraceuticals may improve skin health and protect against aging, but more research is needed on their optimal use and possible health risks.
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.
70 citations
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June 2010 in “Clinics in Dermatology” Certain groups may need vitamin supplements to improve hair health and prevent other health problems.
63 citations
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May 2017 in “American Journal of Clinical Dermatology” People with alopecia areata often have lower levels of vitamin D, zinc, and folate, but more research is needed to understand if supplements can help treat it.
59 citations
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August 2014 in “International Journal of Biological Macromolecules” The study found an efficient method to extract antioxidants from Hibiscus leaves.
55 citations
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May 1970 in “New England Journal of Medicine” Scurvy may cause symptoms similar to Sjögren's syndrome, which disappear with vitamin C.