Can You Take Vitamin C with G6PD? The Dangers of High Doses
                                
                                
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                                    3 min read                                
                            
                                According to the National Institutes of Health, vitamin C supplementation is contraindicated in blood disorders like G6PD deficiency, especially at high doses. While typically known as an antioxidant, in large quantities, vitamin C can act as a pro-oxidant, triggering a potentially life-threatening reaction in those who can't produce enough of the G6PD enzyme.