Eli5: How can edible items have 0 calories in them while still contain nutritional items like carbs (sugars and other sweeteners), vitamins, and amino acids (BCAAs etc.)?

Question

Eli5: How can edible items have 0 calories in them while still contain nutritional items like carbs (sugars and other sweeteners), vitamins, and amino acids (BCAAs etc.)?

In: Chemistry

Answer 1

Because the USA counts non-starchy carbohydrates – “dietary fibre” in the carbohydrate count. Subtract the fibre from the carbs to get the metabolic carbohydrate quantity.