What happens if you have a low intrinsic factor? Understanding the causes and consequences
                                
                                
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                                    5 min read                                
                            
                                According to research from the National Heart, Lung, and Blood Institute, people with pernicious anemia, a condition often caused by low intrinsic factor, cannot absorb enough vitamin B12. This critical protein deficiency can severely impact nutrient absorption and lead to serious health complications, affecting multiple bodily systems.