1 citations
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June 2019 in “Gut” A 75-year-old man lost weight, hair, and nails due to severe stomach and intestine inflammation.
27 citations
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June 2010 in “Journal of the American Academy of Dermatology” Excessive selenium in supplements can cause hair loss and nail 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.
20 citations
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January 2015 in “Journal of cosmetic dermatology” Older people's hair cuticles get more easily damaged and lose protective oils, especially in their 40s and 50s.
February 2024 in “International journal of molecular sciences” UV exposure reduced hair shine in mice, but minoxidil helped restore it.
40 citations
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January 2013 in “Clinical Cosmetic and Investigational Dermatology” Desonide is more effective than niacinamide for reducing underarm darkening.
January 1997 in “Journal of agricultural medicine and community health” Lower zinc and copper and higher cadmium in hair may be linked to non-insulin dependent diabetes.
36 citations
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January 2010 in “Human & experimental toxicology” Eating paradise nuts led to selenium poisoning, causing nausea, hair loss, and other symptoms in two women.
6 citations
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September 2017 in “Multiple Sclerosis and Related Disorders” Nail loss may be a side effect of the MS drug teriflunomide.
34 citations
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April 1982 in “BMJ” 4 citations
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October 2019 in “Skin Appendage Disorders” Gefitinib can cause hair and eyebrow darkening.
30 citations
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January 2013 in “Human Mutation” A mutation in the HOXC13 gene causes hair and nail problems in a Syrian family.
4 citations
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September 1944 in “The American Journal of the Medical Sciences”
61 citations
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October 2010 in “Postgraduate Medical Journal” Most patients with chronic kidney disease have skin problems, which get worse as the disease progresses, and dialysis doesn't greatly reduce these issues.
2 citations
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November 1955 in “Archives of dermatology” Cortisone and ACTH didn't help her hair or nails, but her hair grew back on its own.
2 citations
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May 2011 in “British Journal of Dermatology” Pellagra, caused by niacin deficiency and presenting with photosensitivity, should be considered in patients with relevant symptoms and risk factors.
22 citations
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November 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” Cystatin M/E helps in the final stages of hair and nail formation by controlling certain enzymes.
13 citations
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July 2007 in “Pediatric dermatology” Vitamin D3 ointment improved skin bumps on the chin but didn't give lasting results after stopping use.
62 citations
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December 1966 in “Endocrinology” Injecting α-MSH made mice's hair turn black.
August 2020 in “International Journal of Research in Dermatology” Clouston's syndrome is a rare disorder affecting nails, hair, teeth, and skin, caused by a gene mutation, and currently has no treatment, only supportive care.
1 citations
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September 2005 in “Oncology times” Wearing a frozen glove during chemotherapy can reduce nail and skin problems but may not be comfortable for everyone.
17 citations
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April 2002 in “Contact Dermatitis” Minoxidil 5% caused skin discoloration in a man using it for hair loss.
3 citations
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June 2002 in “PubMed” Two sisters with Netherton's syndrome had skin and hair issues, needing special diet and ointments.
27 citations
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December 2005 in “Journal of Cosmetic Dermatology” Niacin derivatives may increase hair fullness in women with hair loss.
2 citations
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September 2019 in “Neurology Neuroimmunology & Neuroinflammation” IVIg treatment improved symptoms but caused permanent dark hair loss.
5 citations
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September 2018 in “International journal of genomics” Genetic mutations that disrupt homocysteine breakdown lead to increased damage in mouse hair keratin.
October 2025 in “Indian Journal of Paediatric Dermatology” Zinc treatment improved skin and hair issues in a boy with a zinc-related condition.
January 2005 in “China Surfactant Detergent & Cosmetics” Black mud boosts collagen, enhances hair growth, and smoothness in mice.
April 2023 in “Asian Medical Journal and Alternative Medicine” 2% minoxidil speeds up nail growth more than 5% minoxidil and is safe.