What is Stronger, mcg or ug? The Definitive Answer on Microgram Abbreviations
                                
                                
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                                    4 min read                                
                            
                                According to metric definitions, a single gram is equal to one million micrograms. The seemingly complex question 'what is stronger, mcg or ug?' is born from the fact that this tiny unit of mass can be written in two common ways, leading to consumer confusion over what they are actually consuming.