How Many Unshelled Pistachios Can I Eat a Day for Optimal Health?
                                
                                
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                                    3 min read                                
                            
                                An ounce of pistachios, which is roughly equivalent to 49 kernels, packs about 159 calories along with healthy fats, protein, and fiber. For those who enjoy the hands-on process of cracking open each nut, unshelled pistachios offer a satisfying snack that also provides built-in portion control.