Can you trust calorie counts on food labels? What the nutrition scientists say​Can you trust calorie counts on food labels? What the nutrition scientists say 

 Nutrition labels flaunt calorie counts in bold on food packaging. The amount of energy — or calories — we get from food is affected by many different factors, experts say.  ​​Nutrition labels flaunt calorie counts in bold on food packaging. The amount of energy — or calories — we get from food is affected by many different factors, experts say.