16 citations
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December 1996 in “International Journal of Dermatology” Vitamin C is essential to prevent scurvy and its symptoms.
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.
April 2025 in “Indian Journal of Paediatric Dermatology” Zinc supplements improved the girl's skin and hair condition.
32 citations
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April 2001 in “Experimental Eye Research” Zinc is essential for healthy optic nerves, and its deficiency can damage them.
April 2017 in “The FASEB journal” Low selenium levels worsen health but increase lifespan in mice.
January 2025 in “Pediatrics in Review” The boy's symptoms improved with vitamin C treatment, highlighting the need to consider scurvy in kids with unusual diets.
November 2024 in “Journal of Medical and Life Science” Vitamin D and Zinc deficiencies can cause various symptoms, but supplements and lifestyle changes can improve them.
2 citations
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July 2013 in “EDIS” Zinc is crucial for health, and lack of it can cause serious health issues.
January 2024 in “Pediatrics International” A 6-year-old boy with autism improved his thyroid function and growth after addressing iodine deficiency caused by picky eating, but his psychiatric symptoms and picky eating continued.
August 2025 in “Quality in Sport” Vitamin A is essential but too much can be harmful, especially from supplements.
32 citations
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December 1969 in “The Lancet” Children with marasmus have more resting hair follicles and thinner, less pigmented hair, showing long-term malnutrition.
Some goats get rare skin diseases from not enough vitamin E, selenium, or zinc, but they're usually still healthy.
Copper deficiency lowers blood and liver copper levels in rats, but not in hair or bones.
29 citations
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January 1963 in “PubMed”
June 2026 in “Ginekologia Polska” The iron supplement effectively improves iron levels and reduces symptoms with good tolerance.
November 2022 in “Journal of the Endocrine Society” Excessive iodine from a cystic fibrosis supplement can cause hypothyroidism.
October 2025 in “Pharmaceutics” Microneedles improve drug delivery for skin diseases, enhancing treatment effectiveness and patient compliance.
17 citations
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September 2000 in “Journal of dermatology” A baby with a rare metabolic disorder developed a rash not cured by zinc alone, likely due to both zinc and amino acid deficiencies.
January 2023 in “Voennaâ medicina” Hair loss in women can improve with iron and vitamin supplements if caused by iron deficiency.
86 citations
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January 1990 in “The Journal of Pediatrics” Children with partial biotinidase deficiency are healthy at birth but may develop symptoms that improve with biotin therapy.
December 2017 in “International Journal of Growth and Development” Zinc deficiency is common in Saudi Arabia and needs attention to prevent health issues.
May 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” Calprotectin starves Pseudomonas aeruginosa of essential metals, affecting its growth and resistance.
10 citations
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July 2000 in “PubMed” High calcium in their diet caused zinc deficiency in the goats.
151 citations
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June 2010 in “Endocrinology and metabolism clinics of North America” Two rare genetic diseases cause severe rickets in children due to defects in vitamin D metabolism.
December 2019 in “Jordan Medical Journal” Hair and scalp exams can predict zinc deficiency in children.
June 2019 in “Journal of Hypertension” Magnesium deficiency raises diastolic blood pressure and reduces vascular contraction.
14 citations
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October 1978 in “Archives of Dermatology” Zinc deficiency can cause skin issues like hair loss and eczema.
1 citations
,
April 2016 in “Journal of Investigative Dermatology” Zinc deficiency causes reversible hair loss by disrupting hair growth and stem cell function.
1 citations
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January 2013 in “Nasza Dermatologia Online” Vitamin B12 deficiency can cause reversible hair color loss in children.
7 citations
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May 2012 in “Journal of veterinary diagnostic investigation” Some young Angus cattle had skin problems due to not enough vitamin A, which got better after they were given more vitamin A.