What are the side effects of Fe (iron)?
                                
                                
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                                    4 min read                                
                            
                                According to the World Health Organization, iron deficiency is the most common nutritional deficiency worldwide. While supplementation is crucial for those with low levels, understanding what are the side effects of Fe, or iron, is vital for safe and effective treatment. Unsupervised high doses of oral iron supplements can cause uncomfortable gastrointestinal issues and, in extreme cases, lead to dangerous iron toxicity.