This study found that while iron supplements are generally well tolerated by patients with anemia, their clinical benefit in those without iron deficiency is modest.
November 2018 in “Springer eBooks” Children need early diagnosis and treatment for iron-deficiency anemia to prevent learning problems and promote health.
November 2025 in “JDDG Journal der Deutschen Dermatologischen Gesellschaft” This study documented a case of an 11-month-old with PKU who developed acrodermatitis enteropathica-like symptoms due to severe phenylalanine deficiency, requiring dietary adjustment to restore phenylalanine levels.
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May 1984 in “Journal of Parenteral and Enteral Nutrition” In this study, a 54-year-old woman with short bowel syndrome developed biotin deficiency and associated symptoms while on home parenteral nutrition lacking biotin, which improved significantly after supplementation.
January 2026 in “JCEM Case Reports” The researchers reported a case of a 51-year-old woman with primary hypothyroidism who developed anaphylaxis to intravenous levothyroxine after being unresponsive to oral formulations, highlighting potential allergic reactions to IV treatments in such patients.