Understanding the Weight: How Many Grams Is 1 Glass of Wine?
                                
                                
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                                    3 min read                                
                            
                                The density of wine is slightly less than that of water, at about 0.99 g/mL, which means a standard 150 mL (5 oz) glass contains roughly 148.5 grams. The precise answer to how many grams is 1 glass of wine is not a single number, but a range influenced by its specific composition.