Is a Handful of Peanuts an Ounce? The Truth About Portion Size
                                
                                
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                                    4 min read                                
                            
                                A standard 1-ounce serving of raw, shelled peanuts is approximately 28 peanuts, according to the USDA. So, while often cited as a guide, the accuracy of whether a handful of peanuts is an ounce can vary significantly based on hand size.