Plain McNuggets carry no added sugar at all, so the dip decides the sugar. Sodium scales with the box, from 340mg for 4 pieces to 850mg for 10. The McCrispy Strips are the saltiest per portion: the smaller serving carries 1,320mg for about the same calories as 10 McNuggets.
The 11 items in this section range from 170 calories for the McDonald's US Chicken McNuggets (4 piece) up to 1,950 calories for the McDonald's US Spicy Chicken McNuggets (40 piece). Boone measures added sugar against the US per-meal limit and sodium against limits by age and sex, and the calculator on every page can switch to UK guidance.