Does cassava flour have any downsides? An in-depth look at the potential risks
                                
                                
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                                    4 min read                                
                            
                                According to a Consumer Reports investigation in 2025, over two-thirds of tested cassava products contained concerning levels of lead, a heavy metal known for its toxic effects on the nervous system. Does cassava flour have any downsides? It is crucial for consumers to understand the risks, which extend beyond potential heavy metal contamination to include cyanide toxicity and nutritional imbalances.