July 2024 in “Medical alphabet” Premature graying and hair changes can be treated with certain peptides and possibly targeting the endocannabinoid system.
October 2025 in “Jurnal Ilmiah Kedokteran dan Kesehatan” Multivitamins can help hair growth and health, especially if you have nutritional deficiencies, but should be used carefully.
June 2025 in “British Journal of Dermatology” Premature canities is linked to low vitamin D and B12, family history, and higher MHR.
May 2024 in “Our Dermatology Online” Excessive hair loss can be an early sign of celiac disease.
50 citations
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March 1992 in “PubMed” Malnutrition causes skin changes due to nutrient deficiencies.
10 citations
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November 1946 in “Journal of the American Medical Association” Severe vitamin deficiencies in children can cause significant hair problems.
2 citations
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March 2012 in “Hiroshima University Acedemic Information Repository (Hiroshima University)” Kainar syndrome symptoms may be linked to nuclear test exposure effects.
1 citations
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November 2015 in “European medical journal” Acne is common and can be linked to various systemic health conditions and syndromes.
20 citations
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February 2018 in “Journal of the European Academy of Dermatology and Venereology” Topical vitamin C may help treat skin fragility in the elderly.
April 2024 in “Food science & nutrition” Many displaced schoolchildren in Cameroon are malnourished, with high rates of thinness, stunting, underweight, and deficiencies in iron and protein.
October 2004 in “Kafrelsheikh Veterinary Medical Journal” Corn silage alone is not a balanced diet for buffalo calves.
5 citations
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October 2019 in “Giornale italiano di dermatologia e venereologia” Biotin supplements can improve certain skin disorders and hair loss when a deficiency is present.
2 citations
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July 2022 in “Pediatric dermatology” A toddler with a rash and developmental delays improved after treatment for severe malnutrition caused by a diet lacking in protein.
September 2024 in “Cosmoderma” Biotin doesn't help hair growth in healthy people and can cause health risks if overused.
August 2021 in “Benha Journal of Applied Sciences” Biotin supplements significantly improve hair loss in people with telegon effluvium who lack biotin.
October 2019 in “Postgraduate Medical Journal” Pellagrous dermatitis, caused by niacin deficiency, can be cured with vitamin supplements.
Some goats get rare skin diseases from not enough vitamin E, selenium, or zinc, but they're usually still healthy.
November 2003 in “Journal of Investigative Dermatology” Topical Imiquimod may fight vascular tumors by affecting blood vessels or the immune system, low iron might be linked to some hair loss, removing the top skin layer helps vitamin C get in, genetic testing helps diagnose skin conditions, and too much iron could worsen skin inflammation.
December 2010 in “Bariatric Nursing and Surgical Patient Care” Hair loss after bariatric surgery can be reduced by staying hydrated, eating enough protein, taking vitamins, managing stress, and possibly using biotin.
October 2025 in “Diseases” Women with hair loss often have deficiencies in iron, vitamins, minerals, and lower thyroid function, suggesting the need for nutritional and hormonal treatment.
April 2022 in “JAAD International” Women with frontal fibrosing alopecia have similar vitamin D levels to those with other hair loss types, suggesting vitamin D is not a key factor in this condition.
6 citations
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April 2019 in “Nutrients” Biotin is important for keeping zinc levels balanced in the skin and its lack can cause hair loss.
March 2025 in “Acta Portuguesa de Nutrição” A falta de certas vitaminas e minerais pode causar queda de cabelo.
363 citations
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May 2006 in “Current Opinion in Psychiatry” Anorexia and bulimia lead to serious health problems and increased risk of death, requiring aggressive treatment.
32 citations
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October 2005 in “PubMed” Scurvy, caused by lack of vitamin C, can be mistaken for other conditions but improves with vitamin C supplements.
17 citations
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May 2018 in “Journal of Cosmetic Dermatology” Most women in the study lost hair due to chronic shedding, with stress and nutrient deficiencies being common factors.
5 citations
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December 2020 in “BMC Dermatology” Bariatric surgery improves skin conditions and metabolism but may cause nutritional deficiencies and hair loss.
1 citations
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January 2024 in “Pediatric Dermatology” The boy's scurvy symptoms improved with vitamin C treatment, highlighting the need for a balanced diet.
June 2026 in “JAAD Case Reports” Scurvy, caused by vitamin C deficiency, can occur in people with restrictive diets and can be diagnosed by twisted hair shafts.
October 2023 in “Animal production science” Vitamin A deficiency changes cattle hair structure, while pregnancy may improve it, suggesting hair can indicate cattle health.