Are There Side Effects of Eating Too Many Walnuts?
                                
                                
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                                    3 min read                                
                            
                                While walnuts are packed with healthy omega-3 fats, a standard 1-ounce serving still contains about 185 calories, underscoring the need for portion control. It is possible to experience side effects of eating too many walnuts, and understanding these risks is key to enjoying their benefits safely.