Is Watercress the Healthiest Food in the World? Unpacking the Superfood Myth
                                
                                
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                                    4 min read                                
                            
                                The Centers for Disease Control and Prevention (CDC) once ranked watercress with a perfect 100 on its nutrient density scale, a statistic that propelled the modest green into superfood fame. This perfect score, which measures a food's concentration of essential vitamins and minerals relative to its low-calorie count, has sparked a global conversation asking: is watercress the healthiest food in the world?