research Iron
January 2014 in “Reactions Weekly” A woman had nausea and constipation from iron pills taken for hair loss due to low iron.
June 2023 in “Skin Research and Technology” The supplement with amino acids, iron, selenium, and marine hydrolyzed collagen improved hair growth more than drug treatment alone, with most people tolerating it well.
12 citations
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March 2019 in “Cosmetics” The oral supplement with Pinus pinaster and Grape seed extract, used with sunscreen, effectively and safely improved mild-to-moderate facial melasma.
1 citations
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June 2022 in “Al-Esraa University College journal for medical sciences.” Vitamin D supplements improve bone pain, tiredness, hair loss, and mood, especially in women and older adults.
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.
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.
71 citations
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June 2008 in “Annals of Internal Medicine” Excessive selenium from supplements can be harmful.
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.
67 citations
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January 2007 in “Environmental health perspectives” A woman's health issues were caused by arsenic poisoning from kelp supplements.
Many people in Saudi Arabia use vitamin D supplements, but few experience toxicity, showing the need for professional guidance when taking these supplements.
June 2022 in “International Journal of Health Sciences (IJHS)” Micronutrient supplements significantly improved PCOS symptoms in women.
November 2015 in “Clin-Alert” Some medications and supplements can cause serious side effects, including hair loss, heart rhythm problems, liver injury, and other health issues.
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.
1 citations
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March 2020 in “̒Ulūm-i dārūyī” Selenium supplements improved liver and kidney function and reduced hair loss in beta-thalassemia major patients.
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.
92 citations
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November 2003 in “The Journals of Gerontology” Testosterone supplements can increase muscle mass and strength in older men with low levels, but long-term effects and risks need more research.
October 2025 in “International Journal of Innovative Research in Technology” 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.
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.
Some supplements may help reduce side effects of cancer treatments in pets.
April 2015 in “Journal of Nutritional Therapeutics” Looser dietary restrictions can improve growth and reduce illness in methylmalonic acidemia patients.
August 2023 in “Natural Resources for Human Health” Vegetarians should take B vitamin supplements to avoid health issues.
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 2023 in “Jurnal Kedokteran dan Kesehatan Publikasi Ilmiah Fakultas Kedokteran Universitas Sriwijaya” There is not enough evidence to recommend multivitamin-mineral supplements and herbal treatments for alopecia areata.
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.
February 2025 in “Animals” Amino acid-complexed trace minerals improve hair quality and activity in senior dogs.
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.
September 2025 in “Clinics and Practice” Collagen with calcium and vitamin D improves bone health, skin elasticity, and reduces hair loss in menopausal women.
1 citations
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June 2019 in “Current Developments in Nutrition” S-equol supplements significantly reduced menopausal symptoms in most women.
January 2023 in “Postepy Dermatologii I Alergologii” Zinc is important for health and its supplementation may help treat various conditions.