Most people glance at the Nutrition Facts label believing it offers clear, objective guidance, but those numbers often tell an incomplete story. The label is built around a standardized 2,000-calorie diet that does not reflect individual needs, which vary widely by age, body size, activity level and metabolic health. As a result, the “% Daily Value” can easily mislead shoppers into thinking a food is healthier — or unhealthier — than it truly is for their body.
Complicating matters further, the figures on food labels are not exact. Federal rules allow calories, sugars, sodium and saturated fat to be up to 20% higher than listed, while naturally occurring nutrients can be up to 20% lower. This margin exists because food composition varies, but it also means labels should be viewed as estimates rather than precise measurements. The takeaway is not to obsess over math, but to compare similar products and recognize broad patterns, such as foods consistently high in sodium or added sugars.
Sugar labeling is another common source of confusion. Total sugars include both naturally occurring sugars and those added during processing, but it is added sugars that pose the greatest metabolic concern. Foods like milk or fruit may appear high in sugar on paper, yet contain no added sugars at all. Reading labels with a critical eye — and understanding how they are constructed — helps cut through marketing claims and supports better long-term food choices.
SOURCE:
WebMD, January 26, 2026