Why do vegans take so many supplements? A guide to essential nutrients
                                
                                
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                                    5 min read                                
                            
                                Approximately 40-50% of vegans who do not supplement show signs of vitamin B12 deficiency, a critical nutrient not reliably found in plants. This fact highlights a primary reason why vegans take so many supplements to ensure optimal health and prevent nutrient gaps that naturally occur on a plant-based diet.