If the amount of [something] per serving size is below 0.5g, they can legally claim that the food is [something]-free.
At least with fat, protein, or sugar. Although the food industry would probably lobby for this to apply to lead or cadmium, too. Or any other chemical used in UHP foods.
If the amount of [something] per serving size is below 0.5g, they can legally claim that the food is [something]-free.
At least with fat, protein, or sugar. Although the food industry would probably lobby for this to apply to lead or cadmium, too. Or any other chemical used in UHP foods.