Is Magnesium Carbonate Edible? Understanding Food Grade vs. Industrial Use
                                
                                
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                                    4 min read                                
                            
                                Fact: Food-grade magnesium carbonate, also known as E504, is an approved and harmless food additive with no maximum level restriction. This makes the question 'Is magnesium carbonate edible?' nuanced, as its safety for consumption depends entirely on its purity and intended use.