71 citations
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June 2008 in “Annals of Internal Medicine” Excessive selenium from supplements can be harmful.
June 2022 in “International Journal of Health Sciences (IJHS)” Micronutrient supplements significantly improved PCOS symptoms in women.
Iron supplements help reduce fatigue in anaemia but often cause side effects like black stools and stomach issues.
March 2026 in “Frontiers in Physiology” Antioxidant treatments may help reduce Acute Mountain Sickness, but more research is needed.
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.
November 2024 in “PubMed” The supplement improved hair density and was safe to use.
1 citations
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May 2017 in “Asian journal of medical sciences” The dietary supplement significantly improved skin, nails, and hair in older adults.
382 citations
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February 2010 in “Archives of Internal Medicine” A manufacturing error in a dietary supplement caused severe selenium poisoning, affecting many people and highlighting the need for stricter quality control.
4 citations
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December 2008 in “The Thai Journal of Veterinary Medicine” Zinc methionylglycinate improves dog hair and zinc levels better than zinc sulfate.
research Iron
January 2014 in “Reactions Weekly” A woman had nausea and constipation from iron pills taken for hair loss due to low iron.
4 citations
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December 2020 in “Current sports medicine reports” Athletes usually get enough vitamins and minerals from a healthy diet, and supplements are only needed for those with actual deficiencies.
November 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” Zinc supplements improve hair growth in camels and support growth and hair development in calves.
May 2024 in “Journal of ayurveda and integrated medical sciences” Amra Beej Majja Churna may help improve Vitamin B12 levels and symptoms in vegans.
January 2023 in “Side effects of drugs annual” Some vitamins, amino acids, and alternative medicines can cause serious side effects, including bone, muscle, and skin issues, and healthcare professionals should be aware of these risks.
11 citations
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February 2019 in “Journal of Cosmetic Dermatology” Low zinc and biotin levels linked to male hair loss; supplements may help.
1 citations
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September 2007 in “Neuromuscular disorders” The treatment with valproate, acetylcarnitine, folic acid, and vitamin B12 may improve muscle strength in children with SMA without significant side effects.
1 citations
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May 2023 in “Farmacja Polska” Creatine supplementation is safe and effective for boosting energy and muscle growth, especially in high-intensity sports.
September 2022 in “Ukraïnsʹkij naukovo-medičnij molodìžnij žurnal” Quality pharmaceutical care is crucial for safe and effective use of vitamin-mineral supplements during pregnancy and breastfeeding.
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.
9 citations
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March 1968 in “The BMJ” A woman's severe skin reaction was caused by an allergy to a skin treatment.
June 2012 in “한국생활과학회지 = Korean journal of human ecology” The supplement reduced hair loss and increased hair thickness without side effects.
7 citations
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January 2022 in “Evidence-based complementary and alternative medicine” Ginger supplements helped reduce symptoms and improve metabolic health in hypothyroid patients.
March 2022 in “Annals of Bariatric Surgery” Protein supplements with zinc, iron, and B vitamins reduce hair loss after sleeve gastrectomy.
79 citations
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April 1996 in “JAMA” Taking too many selenium supplements can cause serious health problems like hair loss and fatigue.
December 2025 in “International Journal of Innovative Technologies in Social Science” Oral supplements like Vitamin E and Omega-3 can help reduce isotretinoin side effects.
3 citations
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June 2012 in “Korean Journal of Human Ecology” The supplement reduced hair loss and increased hair thickness safely.
4 citations
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March 2006 in “Journal of renal nutrition” Dialysis patients benefit from water-soluble vitamins but need careful management to avoid risks.
October 2025 in “The American Journal of Gastroenterology” Excessive zinc intake can cause liver failure.
January 2023 in “Postepy Dermatologii I Alergologii” Zinc is important for health and its supplementation may help treat various conditions.