Older age, obesity, hirsutism, and having children increase metabolic risk in women with PCOS.
67 citations
,
January 2012 in “Biological and Pharmaceutical Bulletin” Nanoparticles don't penetrate intact skin but can enter through pores or damaged skin.
9 citations
,
October 2013 in “PLOS ONE” Dutasteride works better than finasteride for preventing and treating prostate cancer.
5 citations
,
January 2021 in “IEEE Access” Electric pulses can effectively activate platelets and release growth factors, offering a better alternative to traditional methods.
2 citations
,
January 2006 in “Durham e-Theses (Durham University)” Androsterone and finasteride have different solid forms, with new findings correcting previous errors and identifying a new form.
2 citations
,
January 2019 in “Elsevier eBooks” Biotin supplements are unnecessary for most people but may help with certain conditions like biotin deficiency, brittle nails, and some hair loss.
1 citations
,
February 2022 in “Journal of the American Academy of Dermatology” Taking biotin supplements can be risky and often lacks evidence of effectiveness for skin, hair, and nail issues.
5 citations
,
December 1942 in “Journal of the American Medical Association” Choline and biotin are important for liver health and preventing certain deficiencies in animals, and more research is needed to understand their benefits in humans.
Taking too much biotin can mess up blood test results, which might lead to wrong diagnoses and treatments.
February 1994 in “Neuroscience letters” People need different amounts of biotin based on age and it's important for health, with many foods providing enough.
May 2011 in “Utrecht University Repository (Utrecht University)” The nicotinamide supplement did not reduce symptoms in horses with insect bite hypersensitivity.
March 1993 in “Neuroscience letters” Biotin is important for metabolism, with specific daily intake recommendations, and deficiency can cause health problems.
3 citations
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February 2020 in “International journal of women’s dermatology” Most women with hair loss take more supplements than average, but these often don't help and can be risky and costly.
July 2023 in “Plastic and Aesthetic Nursing” Biotin and collagen may help improve hair health.
November 2024 in “PubMed” The supplement improved hair density and was safe to use.
August 2022 in “Journal of the American Academy of Dermatology” The authors agree they didn't discuss the risks of too much micronutrients and value the focus on biotin deficiency signs and treatment effectiveness.
The conclusion is that hair supplement ingredients may be unsafe and should be disclosed and proven safe before use.
3 citations
,
March 2022 in “International Journal of Trichology” Special supplements with collagen, vitamins, and minerals can help treat hair loss.
1 citations
,
July 2023 in “Plastic and Aesthetic Nursing” Biotin and collagen may improve hair health.
May 2023 in “Elsevier eBooks” Some nutritional supplements may help thicken hair in people with hair loss, but taking too much can cause side effects.
22 citations
,
September 2008 in “Brain & development” Biotin supplements increased biotin levels but did not significantly prevent hair loss in rats on valproic acid.
April 2019 in “Journal of the Endocrine Society” An over-the-counter vitamin/mineral supplement improved hair loss and blood sugar control in a woman with non-classic 11-hydroxylase deficiency.
June 2012 in “한국생활과학회지 = Korean journal of human ecology” The supplement reduced hair loss and increased hair thickness without side effects.
January 2021 in “Scandinavian journal of clinical and laboratory investigation” The document describes a way to measure biotin in blood to prevent wrong test results in hormone level testing.
September 1989 in “Neuroscience letters” People need different amounts of biotin based on age, and not getting enough can cause health problems.
76 citations
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April 2002 in “Urology” Selenium and vitamin E supplements have mixed effects on prostate cancer risk and may not be beneficial for everyone.
January 2025 in “Open Veterinary Journal” Supplements improved the dog's hair growth without side effects.
September 2023 in “Food and chemical toxicology” High doses of some selenium supplements caused liver and reproductive harm in rats.
3 citations
,
June 2012 in “Korean Journal of Human Ecology” The supplement reduced hair loss and increased hair thickness safely.
3 citations
,
August 2022 in “JAAD international” Taking a daily multivitamin may be enough to promote hair growth in people with alopecia.